Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"trinh ly hat snippets" » "trinh ky hat snippets", "trinh do hat snippets", "trinh tu hat snippets", "trinh ly chat snippets", "trinh lay hat snippets", "trinh ly hoat snippets", "trinh ly hat slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("trinh ly hat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh ly hat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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