Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using lc snippets" » "python using c snippets", "python using l snippets", "python using low snippets", "python using lc slippers"
"cong cac java snippets" » "cuong cac java snippets", "cong tac java snippets", "cong cau java snippets", "cong cac java slippers"

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: (((("python using lc snippets") or ("cong cac java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using lc snippets") OR ("cong cac java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( python using lc snippets ) or ( cong cac java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using lc snippets") or ("cong cac java snippets"))) or ("locating bugs code snippets"))*.