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