Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"giang mon dat snippets" » "giang son dat snippets", "giang nong dat snippets", "giang song dat snippets", "giang hon dat snippets", "giang ion dat snippets", "giang mon dam snippets"

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: (((("dung java java snippets") OR ("giang mon dat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( giang mon dat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("giang mon dat snippets"))) or ("locating bug core snippets"))*.