Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thuc doi day snippets" » "thuat doi day snippets", "thuc dan day snippets", "thay doi day snippets", "thuc duoi day snippets", "thuc doi dau snippets", "thuc loi day snippets", "thuc doi day 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: (((("thuc doi day snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc doi day snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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