Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"tran hoang cao snippets" » "quan hoang cao snippets", "tran quang cao snippets", "tranh hang cao snippets", "tran hoang bao snippets", "tran hoang hao snippets", "tran hoang thao snippets"
"dung java java snippets" » "dung va java 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 ("tran hoang cao snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("tran hoang cao snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( tran hoang cao snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("tran hoang cao snippets"))) or ("locating bugs code snippets"))*.