Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran hat dua snippets" » "tran nhat dua snippets", "tran hai dua snippets", "tran han dua snippets", "tran hat cua snippets", "tran hat dum snippets", "tran chat cua snippets", "tran hat dua 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: (((("python using java snippets") or ("tran hat dua snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tran hat dua snippets"))) OR ("locating bug code snippets")).
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