Perhaps you should try some spelling variations:
"python using data grippers" » "python using java grippers", "python using sat grippers", "python missing data grippers"
"_ tieu thi slippers" » "_ trieu thi slippers", "_ tiep thi slippers", "_ tieu thu slippers", "_ tien thi slippers", "_ tieu thi slippery"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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 data grippers") or ("_ tieu thi slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data grippers") OR ("_ tieu thi slippers"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( python using data grippers ) or ( _ tieu thi slippers ))) or ( locating bug code snippets ))*.