Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lon ve cao snippets" » "long ve cao snippets", "lon va cao snippets", "lon vi cao snippets", "lon ve bao snippets", "lon ve cac 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: (((("lon ve cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lon ve cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lon ve cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lon ve cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.