Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi cuu phan slippers" » "doi cuu phat slippers", "doi cuu nhan slippers", "doi cuu thanh slippers", "doi cua phan slippers", "doi cuoc phan slippers", "doi cuu phan slippery", "doi cuu phan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doi cuu phan slippers"))) OR ("locating bug code snippets")).
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