Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"dung duy tan snippets" » "dung du tan snippets", "dung quy tan snippets", "tung duy tan snippets", "dung duy tuan snippets", "dung duc tan snippets", "dung duy van snippets", "dung duy tan slippers"

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

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