Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phu can nhan snippets" » "phu chan nhan snippets", "phu ca nhan snippets", "phu van nhan snippets", "phu san nhan snippets", "pho can nhan snippets", "thu canh nhan snippets", "phu can 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: (((("phu can 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: (((("phu can nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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