Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ham nhan lap snippets" » "pham nhan lap snippets", "hat nhan lap snippets", "cam nhan lap snippets", "ham phan lap snippets", "ham thanh lap snippets", "ham nhan loai snippets", "ham nhan lap 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: (((("ham nhan lap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham nhan lap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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