Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan than de snippets" » "dan chan de snippets", "ban than de snippets", "van than de snippets", "dan thanh de snippets", "dan toan de snippets", "dan than dieu 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: (((("dan than de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan than de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan than de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan than de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.