Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cho ban nhan snippets" » "cho ban than snippets", "cho van nhan snippets", "cho ban thanh snippets", "cho band nhan snippets", "co ban nhan snippets", "cho bac nhan snippets", "cho ban 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: (((("cho ban 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: (((("cho ban nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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