Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"mat thuc thi snippets" » "sat thuc thi snippets", "mau thuc thi snippets", "mot thuc thi snippets", "mat thuc thai snippets", "mat thuc thuc snippets", "mat luc thi snippets", "mat thuc thi 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: (((("mat thuc thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat thuc thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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