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