Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan li va slippers" » "quan ly va slippers", "quan tri va slippers", "quan lai va slippers", "quan le va slippers", "quan li va slippery", "quan li va grippers"
"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: (((("quan li va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan li va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan li va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan li va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.