Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cung cua hon snippets" » "chung cua hon snippets", "dung cua hon snippets", "cong cua hon snippets", "cung cua hoi snippets", "cung cua hoc snippets", "cung ca hon 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: (((("cung cua hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cung cua hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung cua hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung cua hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.