--|
01|
02|grug
03|return match .. "_and_curly"
04|
05|
06|
07|
08|file1.txt
09| grug walks 
10| grug_and_curly walks 
11|
12|file2.doc
13|      grug talks and grug drinks
14|      grug_and_curly talks and grug_and_curly drinks
15|      then grug thinks
16|      then grug_and_curly thinks
