["Unable": [36: 120], "Uncertain": [20: 135], "Uncle": [22: 124, 43: 175], "Under": [26: 92], "Undergo": [13: 44, 38: 125, 56: 109], "Undergoing": [52: 28], "Underneath": [52: 173], "Understand": [9: 111, 32: 41, 37: 49, 46: 134, 60: 23, 66: 63, 70: 36], "Understood": [10: 72], "Unexpectedly": [19: 184], "Uniform": [41: 118, 52: 128], "Unless": [33: 71], "Unpublished": [64: 58], "Unsteadily": [5: 197], "Unsure": [20: 139, 36: 178], "Until": [20: 30, 25: 146, 27: 224, 31: 49, 36: 65], "Unusual": [27: 74], "Up": [6: "23,32,218", 7: "58,188", 10: "77,144", 14: "85,128", 19: "57,89", 21: 92, 22: 116, 23: "31,73", 25: 66, 27: 236, 29: 180, 30: 52, 33: "104,145,161", 37: 96, 39: 80, 40: 43, 42: 141, 45: 91, 49: "38,50,131", 50: 19, 51: 148, 54: 196, 55: 113, 64: 102, 66: 208, 67: 36, 68: 25, 69: 140, 70: 82, 71: 76], "Upper": [13: 137, 14: 61, 27: 244, 28: "51,97", 29: 15], "Upset": [37: 44], "Urgent": [15: 64, 58: 119], "Urgently": [19: 18, 31: 145], "Us": [9: 49, 15: 55, 37: 89, 43: 91, 51: 185, 53: "31,41", 59: 26, 66: 91], "Used": [1: 28, 52: 155], "Usual": [43: 194]]