Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach xu cac snippets" » "cach tu cac snippets", "cach su cac snippets", "mach xu cac snippets", "cach xu bac snippets", "cach eu cac 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: (((("cach xu cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach xu cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach xu cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach xu cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.