Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cat dat doc snippets" » "cai dat doc snippets", "tat dat doc snippets", "luat dat doc snippets", "cat dat duoc snippets", "cat day doc snippets", "cat dat nuoc 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: (((("cat dat 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: (((("cat dat doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cat dat doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cat dat doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.