Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc sy duan slippers" » "duc sy huan slippers", "duc vy duan slippers", "duc y duan slippers", "duc sy duan slippery", "duc sy duan 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: (((("duc sy duan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc sy duan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc sy duan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc sy duan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.