3 A B C D E F G H I J K L M N O P Q R S T U V W Y Z
Ultrasound/sonics 67, 249, 344, 474, 475, 943, 1018, 1152, 1155, 1156
Utilization/demand 264, 338, 399, 415, 529, 639, 723, 878, 1137, 1138