Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"doi nu doi snippets" » "doi nhu doi snippets", "doi ngu doi snippets", "doi su doi snippets", "doi neu doi snippets", "doi tu doi snippets", "doi nu doc 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: (((("doi nu doi snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( doi nu doi snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("doi nu doi snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.