Try: "teh quick brown fox jump over the lazy dog" (should show spelling errors)
Try: "Me and him went to the store. We utilize big words very good."
Try: "Their going to love this. Its a amazing tool which helps writers."
Try: "Teh cat runned away. Me and her dont care. It's been raining alot. We should of went. Their are less people now. Your welcome. I wanna go. Alot of things. The book was wrote by him. Mistakes were made."