write 2 paragraphs extra how Post-traumatic stress disorder (PTSD) and Obsessive compulsive disorder (OCD) are connected and vice versa as well as how Obsessive compulsive disorder (OCD) and Social anxiety disorder (SAD) are connected. See example written in document that need paraphrase (SAD and PTSD) (200 somethings words) Keep this 2 paragraphs separated.
Please use 4 references on the written extra paragraphs.