Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers", "python using java slippers"
"tu truc van slippery" » "tu truc va slippery", "tu thuc van slippery", "tu truc ban slippery", "cau truc van slippery", "tu thuoc van slippery", "tu trung van slippery", "tu truc van slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug code slippers"

You may be able to get more results by adjusting your search query.

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