make outputs even more Kik compliant

lab1/2.bash

@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-grep -Roh '\w*' "$1" | sort | uniq -c | sort -nr
+grep -Roh '\w*' "$1" | sort | uniq -c

lab1/3.bash

@@ -2,5 +2,5 @@
 
 for word in $(grep -Roh '\w*' "$1" | sort | uniq)
 do
-    echo "$(grep -lRw "$word" "$1" | wc -l) $word"
-done | sort -r
+    echo "$word: $(grep -lRw "$word" "$1" | wc -l)"
+done | sort -n

lab1/6.bash

@@ -2,6 +2,6 @@
 
 for word in $(grep -Roh '\w*' "$1" | sort | uniq)
 do
-    occurences=$(grep -REn "($word.*){2}" "$1")
+    occurences=$(grep -REn ".*\b$word\b.*\b$word\b.*" "$1")
     [ -n "$occurences" ] && printf '%s:\n%s\n' "$word" "$occurences"
 done