Semrush SEO Writing AssistantSemrush’s SEO Writing Assistant helps you to write and optimize SEO content. When you’re happy with your content, click “Check Plagiarism” to see if your content resembles other published content on the web. How to Detect SEO Plagiarism ManuallyIt’s difficult — but not impossible — to manually detect SEO plagiarism. Preventing SEO Plagiarism: Best Practices to ConsiderTo prevent SEO plagiarism—and the consequences that can occur—you need to build originality into your content creation process. Build Originality Into Your SEO ContentCreating quality content is about so much more than avoiding SEO plagiarism.