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"
"von can wu snippets" » "voi can wu snippets", "von luan wu snippets", "van canh wu snippets", "von can we snippets", "von fan wu snippets", "von lan wu snippets", "von can 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: (((("von can wu snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( von can wu snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("von can wu snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.