Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong hang hoa snippets" » "trong hang code snippets", "trong dang hoa snippets", "trong hung hoa snippets", "trong tang hoa snippets", "trong hang khoa snippets", "trong thanh hoa snippets", "trong hang va snippets"
"dung java java snippets" » "dung va java 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 ("trong hang hoa snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong hang hoa snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong hang hoa snippets"))) or ("locating bug core snippets"))*.