Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"tu tai van grippers" » "tu thai van grippers", "tu thi van grippers", "tu tai san grippers", "tu tai van slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug code slippers"

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: (((("tu tai van grippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu tai van grippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu tai van grippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu tai van grippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.