<prompt> Commonest type of cleft lip is:Bilateral cleft lipMidline cleft lipCleft lip combined with cleft palateUnilateral cleft lip  <response>: Commonest type of cleft lip is cleft lip combined with cleft palate. The typical distribution of cleft types is: cleft lip alone: 15 cleft lip and palate: 45 Isolated cleft palate: 40 . 