Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cast va do snippets" » "cast va dao snippets", "cast va doc snippets", "cast va co snippets", "case va do snippets", "cost va do snippets", "cat va do 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: (((("cast va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cast va do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cast va do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cast va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.