Perhaps you should try some spelling variations:
"trinh dap luat snippets" » "trinh lap luat snippets", "trinh da luat snippets", "trinh dan luat snippets", "trinh phap luat snippets", "trinh dan luan snippets", "trinh dat luan snippets", "trinh dap luat 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 dap luat 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 dap luat snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh dap luat snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh dap luat snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.