Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nam duoi bo snippets" » "nam duoc bo snippets", "nam doi bo snippets", "dam duoi bo snippets", "nam nuoi bo snippets", "nam duong bo 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: (((("nam duoi bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nam duoi bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nam duoi bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nam duoi bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.