She spreads her legs slightly to allow you to enter her, then closes her legs so the part of your shaft that's outside can press against her clitoris.
Keep her other leg flat on the bed.
This causes the vaginal walls to lower, making her G-spot more accessible.
Technique: Rest a pillow behind her head, then straddle her shoulders.
Place your hand above her public mound applying light pressure, then rub your firm tongue on the area around the clitoris to add indirect stimulation.