these letters are the initials of words which make up familiar lines from songs i am doing a quiz with 30 of these, the ones i cant get are H B S(3,3,7). K U M B (5 ,2 ,6 ,5)S A A B F .(6, 4, 12 ,2 ,6) S P L H B C. (8,7,6,6,4,4). W M U W S E(4,2,2,4,9,4). help please thanks and a merry xmas to all