Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"voi con doc snippets" » "voi cong doc snippets", "voi chon doc snippets", "voi can doc snippets", "voi co doc snippets", "voi chong doc snippets", "voi ngon doc snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("voi con doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("voi con doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( voi con doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("voi con doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.