A woman can get pregnant fast when she knows when it’s the time to have sex and when to take rest. Just getting under the bed sheets isn’t enough for getting pregnant. Instead you need to take care of your health, eat right, maintain constant weight and have a happier mind. There is more to do other than sex for getting pregnant. Read: https://www.pregnanteve.com/ovulation-symptoms/
Track ovulation while trying to conceive. Have sex during the fertile window.
How to find my fertile window?
For finding your fertility window check your cervical mucus. https://www.pregnanteve.com/cervical-mucus-ovulation/ Other methods include charting basal body temperature, looking for changes in your girls (breasts), peak in sexual desires etc