Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dat cua thay snippets" » "dat cuu thay snippets", "dat cua thanh snippets", "dat cua nha snippets", "dai cua thay snippets", "day cua thay snippets", "mat cua thay snippets", "dat cua thay 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: (((("dat cua thay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat cua thay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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