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

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