Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"den cho nhan snippets" » "den cho phan snippets", "den cho nha snippets", "den cho thanh snippets", "dien cho nhan snippets", "nen cho nhan snippets", "ben cho nhan snippets", "den cho nhan 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: (((("den cho nhan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den cho nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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