Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers", "python using java slippers"
"phap van tuan slices" » "pham van tuan slices", "phan van tuan slices", "phap han tuan slices", "phap van quan slices", "phap van ban slices", "phap anh tuan slices"
"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: (((("python using java grippers") or ("phap van tuan slices"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java grippers") OR ("phap van tuan slices"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( python using java grippers ) or ( phap van tuan slices ))) or ( locating bug code snippets ))*.