A few examples:
Bob wrote a blog post and uses a plagiarism checker. The checker didn’t find any plagiarism. Does that protect Bob from copyright infringement claims?
Bob uses AI to generate a blog post and passed the plagiarism checker. The AI company that provides the software has marketed to provide plagiarism free copies. Does that protect Bob from copyright infringement claims?
Bob wants to register a trademark and uses the trademark search tool. The search tool didn't find any similar trademarks. Does that protect Bob from trademark infringement claims?