Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc cov 2 slippers" » "thuc co 2 slippers", "thuc con 2 slippers", "thuc cuoc 2 slippers", "thuc cov 2 slippery", "thuc cov 2 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: (((("thuc cov 2 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc cov 2 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc cov 2 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc cov 2 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.