Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"
"trinh so do snippets" » "trinh do do snippets", "trinh co do snippets", "trinh su do snippets", "trinh so du snippets", "trinh so dk 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: (((("trinh so do snippets") OR ("dung using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( trinh so do snippets ) or ( dung using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh so do snippets") or ("dung using java snippets"))) or ("locating bugs code snippets"))*.