Perhaps you should try some spelling variations:
"cong cong code snippets" » "cong dong code snippets", "trong cong code snippets", "dung cong code snippets", "cong cong co snippets", "cong cong che snippets", "cong cong coc snippets", "cong cong code slippers"
"trong ca code snippets" » "trong cac code snippets", "trong van code snippets", "trong nha code snippets", "trong cfd code snippets", "trong ca code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong cong code snippets") or ("trong ca code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong cong code snippets") OR ("trong ca code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong cong code snippets ) or ( trong ca code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong cong code snippets") or ("trong ca code snippets"))) or ("locating bug code snippets"))*.