Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con thi trac slippers" » "con thi tran slippers", "con thi tac slippers", "con thi trang slippers", "can thi trac slippers", "co thi trac slippers", "con chi trac slippers", "con thi trac slippery", "con thi trac 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: (((("con thi trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con thi trac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con thi trac slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con thi trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.