Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"dung van gian snippets" » "duong van gian snippets", "dung va gian snippets", "dang van gian snippets", "dung van giang snippets", "dung dan gian snippets", "dung van giao snippets", "dung van gian 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: (((("dung java java snippets") OR ("dung van gian snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung van gian snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung van gian snippets"))) or ("locating bugs code snippets"))*.