摘要：
HELP FREQ 1 THE 6587 2 , 2661 3 . 2250 4 AS 2205 5 OF 1948 6 THIS 1147 7 AND 1146 8 IS 1141 9 ( 1125 10 A 1021 11 ARE 890 12 DETAIL 666 13 SECTION 615 阅读全文
摘要：
as: 523": 236the: 198a: 169be: 102of: 98is: 94and: 79what: 76in: 71been: 56that: 55was: 52has: 47can: 45he: 44#: 44to: 37an: 34are: 33which: 32have: 2 阅读全文