Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers"
"tho trinh su slippers" » "tho tinh su slippers", "tao trinh su slippers", "thi trinh su slippers", "tho trinh tu slippers", "tho trinh san slippers", "tho trinh cau slippers", "tho trinh su slippery"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java grippers") or ("tho trinh su slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java grippers") OR ("tho trinh su slippers"))) OR ("locating bug code snippets")).
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