Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung li wu snippets" » "dung lai wu snippets", "dung vi wu snippets", "dung le wu snippets", "dung lei wu snippets", "dung lin wu snippets", "dung li du snippets", "dung li wu 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 li wu snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( dung li wu snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung li wu snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.