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