Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using c code snippets" » "using lc code snippets", "using a code snippets", "using _ code snippets", "using cfd code snippets"
"dung de cua snippets" » "dung he cua snippets", "dung dat cua snippets", "dung le cua snippets", "dung te cua snippets", "dung dieu cua snippets"

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

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