Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tat cac nhan snippets" » "tat ca nhan snippets", "tat cac nha snippets", "tat cam nhan snippets", "tai cac nhan snippets", "sat cac nhan snippets", "tap cac nhan snippets", "tat cac 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: (((("tat cac 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: (((("tat cac nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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