Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co phanh voi snippets" » "co hanh voi snippets", "co khang voi snippets", "co lanh voi snippets", "co phan voi snippets", "co thanh voi 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: (((("co phanh voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co phanh voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co phanh voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co phanh voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.