Everyone creater feels bad when someone copies a content or a blog post or some phrases from your post and it’s very difficult to find them. This practice is generally called as PLAGIARISM.
“Plagiarism is copying another person’s ideas, words or writing and pretending that they are one’s own work. It can involve violating copyright laws.” -WIKIPEDIA
So there are ways from where you can check whether your content or some part is copied from any site.
1. CHECK MANUALLY
To check manually you should first write the sentence or heading from your post and then paste it into any search engine within inverted commas (for example: “your post line“) and click enter. If you find some sites than your post is copied from that website.
2. CHECK ONLINE
You can also check online by visiting this site smallseotools and then copy and paste your text.
Click on check plagiarism. If some website has duplicated your content the result will be shown there.