Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java grippers" » "python using data grippers"
"dung thi phu slippery" » "dung tai phu slippery", "dung tri phu slippery", "dung chi phu slippery", "dung thi thu slippery", "dung thi nhu slippery", "dung thi phi slippery"

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

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