Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat luan bo snippets" » "dan luan bo snippets", "dau luan bo snippets", "dat quang bo snippets", "dat luan bao snippets", "dat luat bao snippets", "dat luan von 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 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: (((("dat luan bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat luan bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat luan bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.