Women with retroverted uterus are advised to have intercourse during ovulation and to lie on their backs with their hips elevated or in the prone position for easy conception. The chances of conception are higher during ovulation than at other times. Women with posterior uterine positions are advised to put pillows on their hips during intercourse so that they are in a head-down, hip-high position, which is favorable for conception. Continue to elevate the buttocks for at least half an hour after intercourse, and make sure the woman does not urinate during this half hour to avoid semen leakage. Or women can change their sleeping position immediately after intercourse, by sleeping in the prone position for half an hour, or by adopting the male rear position and the female kneeling and lying on the floor during intercourse, to promote pregnancy. Try the above methods, preparation for more than 1 year without pregnancy, should be to the regular hospital preconception examination, to rule out the primary infertility or fallopian tube blockage and other secondary infertility may be.