Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan cua vi slippers" » "quan luan vi slippers", "ban cua vi slippers", "gian cua vi slippers", "quan cua vi slippery", "quan cua vi 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 cua vi 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 cua vi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan cua vi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan cua vi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.