Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao suu cao snippets" » "dao huu cao snippets", "da suu cao snippets", "dao su cao snippets", "dao sieu cao snippets", "dao suat cao 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: (((("dao suu 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: (((("dao suu cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao suu cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao suu cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.