Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"van du 21 slippers" » "van duy 21 slippers", "van dau 21 slippers", "van de 21 slippers", "van tu 21 slippers", "van du 21 slippery", "van du 21 grippers"

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: (((("van du 21 slippers") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( van du 21 slippers ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van du 21 slippers") or ("python using java snippets"))) or ("locating bugs code snippets"))*.