Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat luan hoi snippets" » "dan luan hoi snippets", "dau luan hoi snippets", "dat quang hoi snippets", "dat luat hoi snippets", "dat luan hoc snippets", "dat luan doi 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: (((("dat luan hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat luan hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat luan hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat luan hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.