Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"che thuy khi snippets" » "che thuoc khi snippets", "thi thuy khi snippets", "thu thuy khi snippets", "che thuy loi snippets", "che thuy nha snippets", "che huu khi snippets", "che thuy khi 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: (((("che thuy khi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("che thuy khi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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