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 cac chi slippery" » "luong cac chi slippery", "dung cho chi slippery", "dung tai chi slippery", "dung ca chi slippery", "dung cac che slippery", "dung cac thi slippery"

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: (((("python using java grippers") or ("dung cac chi 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 cac chi slippery"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( python using java grippers ) or ( dung cac chi slippery ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java grippers") or ("dung cac chi slippery"))) or ("locating bug code slippers"))*.