Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"luan danh java snippets" » "luan thanh java snippets", "luan van java snippets", "luan nang java snippets", "luan danh va snippets"
"python using c snippets" » "python using lc snippets", "python using a snippets", "python using _ 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: (((("python using c snippets") or ("luan danh java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using c snippets") OR ("luan danh java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( python using c snippets ) or ( luan danh java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using c snippets") or ("luan danh java snippets"))) or ("locating bugs code snippets"))*.