Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan dan a1 slippers" » "phan dau a1 slippers", "gian dan a1 slippers", "nhan tai a1 slippers", "nhan dan ap slippers", "nhan dan a1 slippery", "nhan dan a1 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: (((("nhan dan a1 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan dan a1 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan dan a1 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan dan a1 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.