Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan ve da snippets" » "ban ve da snippets", "dan va da snippets", "dan viet da snippets", "dan ve dao snippets", "dan ve dat snippets", "dan ve dan 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 ve da 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 ve da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan ve da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan ve da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.