Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lan ham nhan snippets" » "lan pham nhan snippets", "lan hat nhan snippets", "lan cam nhan snippets", "ban ham nhan snippets", "lan ha nhan snippets", "lang kham nhan snippets", "lan ham 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: (((("lan ham 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: (((("lan ham nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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