Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"son tran quy snippets" » "son tren quy snippets", "son thanh quy snippets", "hoan tran quy snippets", "son tran duy snippets", "son tran quoc snippets", "son tran thuy snippets", "son tran quy 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: (((("son tran quy snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son tran quy snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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