Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phu hoc dat snippets" » "phau hoc dat snippets", "phuc hoc dat snippets", "pho hoc dat snippets", "phu hoc dan snippets", "phu hoc dai snippets", "phu hoc phat snippets", "phu hoc dat 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: (((("phu hoc dat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu hoc dat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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