Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi ca dao slippers" » "phi va dao slippers", "phi ha dao slippers", "thi ca dao slippers", "phi ca dao slippery", "phi ca dao 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 ca dao 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 ca dao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi ca dao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi ca dao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.