Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nen nam theo snippets" » "nen nam thuoc snippets", "nen pham theo snippets", "nen kem theo snippets", "den nam theo snippets", "nen lam theo snippets", "yen nam theo snippets", "nen nam theo 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: (((("nen nam theo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nen nam theo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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