Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang mat dan slippers" » "nang ma dan slippers", "dang mat dan slippers", "nang suat dan slippers", "nang hat dan slippers", "nang luat dan slippers", "nang mat bang slippers", "nang mat dan slippery", "nang mat dan 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: (((("nang mat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang mat dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang mat dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang mat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.