Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan nhe cac snippets" » "quan he cac snippets", "quan che cac snippets", "quan nha cac snippets", "quan nghe cao snippets", "quan nghe cnc 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: (((("quan nhe cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan nhe cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan nhe cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan nhe cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.