Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nhap cua duc snippets" » "nhat cua duc snippets", "nhan cua duc snippets", "nhap ca duc snippets", "nhap cua tuc snippets", "nhap cua nuoc snippets", "nhap cua quoc snippets", "nhap cua duc 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: (((("nhap cua duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap cua duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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