diff --git a/src/main.rs b/src/main.rs
index 24e6373..7afc2e5 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,11 +15,11 @@ fn main() -> std::io::Result<()> {
 
     examples::freq()?;
 
-    // examples::hoop()?;
+    examples::hoop()?;
 
-    // examples::target()?;
+    examples::target()?;
 
-    // examples::run()?;
+    examples::run()?;
 
     Ok(())
 }
diff --git a/src/rsprocess/frequency.rs b/src/rsprocess/frequency.rs
index 8d4f98a..17aa617 100644
--- a/src/rsprocess/frequency.rs
+++ b/src/rsprocess/frequency.rs
@@ -28,6 +28,10 @@ impl Frequency {
         for &el in e.iter() {
             self.frequency_map.entry(el).or_insert(vec![0; run + 1])[run] += 1
         }
+	// TODO resize clones all prev values, replace with in place method
+	if self.totals.len() < run + 1 {
+	    self.totals.resize(run + 1, 0);
+	}
         self.totals[run] += 1
     }
 
diff --git a/src/rsprocess/grammar.lalrpop b/src/rsprocess/grammar.lalrpop
index 2901a1c..2967963 100644
--- a/src/rsprocess/grammar.lalrpop
+++ b/src/rsprocess/grammar.lalrpop
@@ -95,7 +95,7 @@ CTX_process: RSprocess = {
 	RSprocess::WaitEntity{ repeat: n,
 			       repeated_process: Rc::new(k1),
 			       next_process: Rc::new(k) },
-    "nil" => RSprocess::Nill,
+    "nill" => RSprocess::Nill,
     <identifier: Literal> =>
 	RSprocess::RecursiveIdentifier{
 		identifier: translator.encode(identifier)
diff --git a/src/rsprocess/structure.rs b/src/rsprocess/structure.rs
index 3f1b69c..f041812 100644
--- a/src/rsprocess/structure.rs
+++ b/src/rsprocess/structure.rs
@@ -186,7 +186,7 @@ impl Default for RSreaction {
 pub enum RSprocess {
     Nill,
     RecursiveIdentifier {
-        identifier: IdType,
+	identifier: IdType,
     },
     EntitySet {
         entities: RSset,
diff --git a/src/rsprocess/transitions.rs b/src/rsprocess/transitions.rs
index 6bc7378..93fc192 100644
--- a/src/rsprocess/transitions.rs
+++ b/src/rsprocess/transitions.rs
@@ -147,6 +147,7 @@ pub fn run_separated(
     let current = current.unwrap();
     res.push(current.0.get_context());
     let mut current = current.1;
+
     while let Some((label, next)) = one_transition(&current)? {
         current = next;
         res.push(label.get_context());
diff --git a/src/rsprocess/translator.rs b/src/rsprocess/translator.rs
index 82520b6..5b0f82f 100644
--- a/src/rsprocess/translator.rs
+++ b/src/rsprocess/translator.rs
@@ -37,12 +37,10 @@ impl Translator {
         id
     }
 
-    pub fn decode(&self, el: IdType) -> String {
-        // TODO maybe find more efficient method??
+    pub fn decode(&self, el: IdType) -> Option<String> {
         self.reverse
             .get(&el)
             .map(|x| x.to_string())
-            .unwrap_or(String::from("Not Found"))
     }
 }
 
@@ -161,9 +159,13 @@ fn print_set(
     let mut it = set.iter().peekable();
     while let Some(el) = it.next() {
         if it.peek().is_none() {
-            write!(f, "{}", translator.decode(*el))?;
+            write!(f,
+		   "{}",
+		   translator.decode(*el).unwrap_or("Missing".into()))?;
         } else {
-            write!(f, "{}, ", translator.decode(*el))?;
+            write!(f,
+		   "{}, ",
+		   translator.decode(*el).unwrap_or("Missing".into()))?;
         }
     }
     write!(f, "}}")
@@ -194,7 +196,9 @@ fn print_process(
             write!(f, "[Nill]")
         }
         RecursiveIdentifier { identifier } => {
-            write!(f, "[{}]", translator.decode(*identifier))
+            write!(f,
+		   "[{}]",
+		   translator.decode(*identifier).unwrap_or("Missing".into()))
         }
         EntitySet {
             entities,
@@ -301,14 +305,14 @@ fn print_environment(
             write!(
                 f,
                 "({} -> {})",
-                translator.decode(*el.0),
+                translator.decode(*el.0).unwrap_or("Missing".into()),
                 WithTranslator::from_RSprocess(translator, el.1)
             )?;
         } else {
             write!(
                 f,
                 "({} -> {}), ",
-                translator.decode(*el.0),
+                translator.decode(*el.0).unwrap_or("Missing".into()),
                 WithTranslator::from_RSprocess(translator, el.1)
             )?;
         }
@@ -407,7 +411,7 @@ fn print_frequency(
     let mut freq_it = frequency.frequency_map.iter().peekable();
 
     while let Some((e, freq)) = freq_it.next() {
-        write!(f, "{} -> ", translator.decode(*e))?;
+        write!(f, "{} -> ", translator.decode(*e).unwrap_or("Missing".into()))?;
 
         let mut iter = freq
             .iter()