Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach vi che snippets" » "cac vi che snippets", "mach vi che snippets", "cach viet che snippets", "cach va che snippets", "cach ve che snippets", "cach vi he 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 vi che 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 vi che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach vi che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach vi che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.