Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lop cac nhan snippets" » "lop ca nhan snippets", "lop cac nha snippets", "lop cam nhan snippets", "loi cach nhan snippets", "lop sach nhan snippets", "luoc cac nhan snippets", "lop cac 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: (((("lop cac 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: (((("lop cac nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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