Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khao cua hon snippets" » "khao cuu hon snippets", "kho cua hon snippets", "thao cua hon snippets", "khao cua hoi snippets", "khao cua hoc snippets", "khao 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: (((("khao 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: (((("khao cua hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khao cua hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao cua hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.