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