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