If there is no abnormality, the following methods can be used to hit the spot clinically: 1. You can calculate the ovulation time clinically and choose to have intercourse at the time of ovulation, the chance of pregnancy will be very high because the egg can only survive for 24h after the ovulation, while the sperm can survive in the body for 2-3 days after entering the vagina. 2. Do not stand immediately after intercourse, but lie down on the bed to rest, this will improve the This will increase the chance of pregnancy. If you stand immediately, the pregnancy will drop by 50%. In addition, it is recommended to do a gynecological examination to understand the position of the uterus, if the uterus is retroflexed and posteriorly inclined, rest on the bed after intercourse, the clinical chances of pregnancy will be greatly improved.