Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"lan van hieu snippets" » "lan cao hieu snippets", "luan van hieu snippets", "lang van hieu snippets", "tan van hieu snippets", "lan van hieu slippers"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("lan van hieu snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("lan van hieu snippets"))) OR ("locating bugs code snippets"))*.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( lan van hieu snippets ))) or ( locating bugs code snippets ))*.