It is impossible and wrong to force your partner for oral sex, unless this is a role-playing game, in which she plays the role of a prisoner, then Anaconda position is useful to you. The woman lies on her back, legs are bent in knees, and the male partner sits on top of her so that her head was between his legs. The man is not fully seated on the woman, he presses maximum on his knees, which are located behind the female partner’s shoulders, with his hands he can move his lady’s head and stroke her face. The hands of the woman are on the man’s waist, she is entirely subordinate to him.
Sex position #135. Anaconda