Perhaps you should try some spelling variations:
"trinh phan hung slippers" » "trinh han hung slippers", "trinh quan hung slippers", "thanh phan hung slippers", "trinh phan chung slippers", "trinh phan ung slippers", "trinh phan hong slippers", "trinh phan hung slippery", "trinh phan hung grippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug core snippets"
"locating bug code snippets" » "locating bug core snippets"

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh phan hung slippers") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh phan hung slippers") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
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