Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi loi been slippers" » "phi loi tien slippers", "phi voi bien slippers", "phi doi bien slippers", "phai loi been slippers", "phi loi been slippery", "phi loi been 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: (((("phi loi been slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi loi been slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi loi been slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi loi been slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.