Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"luan san code snippets" » "luan van code snippets", "luan hoan code snippets", "luan phan code snippets", "luan san co snippets", "luan san cong snippets", "luan san code slippers"
"dung dat code snippets" » "dung va code snippets", "dung tai code snippets", "dung rate code snippets", "dung dat de snippets", "dung dat code 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: (((("luan san code snippets") or ("dung dat code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan san code snippets") OR ("dung dat code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( luan san code snippets ) or ( dung dat code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan san code snippets") or ("dung dat code snippets"))) or ("locating bugs code snippets"))*.