I saw many threads contain website url/ link without giving any significant values to the members like: "Can {you|I} ... {this|my} site?" "What is this site ..." "I want to .... this site.." "Bla bla bla... I use this site" _hxxp://thisismysiteurlpleasevisitdotcom/
It's an automated post by a poorly written bot that has content that's been half spun in that it has text produced by a spinner that skipped the last step in spinning. You are seeing spintax https://en.wikipedia.org/wiki/Article_spinning