Perhaps you should try some spelling variations:
"trinh chao nhan snippets" » "trinh chat nhan snippets", "trinh han nhan snippets", "trinh co nhan snippets", "trinh cho nhan snippets", "trinh cao nhan snippets", "trinh chan nhan snippets", "trinh chao nhan slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug code slippers", "dung bug core snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bug core snippets"

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh chao nhan snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh chao nhan snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh chao nhan snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh chao nhan snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.