SN4 ""

No	Pattern	Freq
1	that it have been [verb]	331
2	that it have been [verb]	331
3	that it have been [vb pp]	305
4	that it had been [verb]	188
5	that it has been [verb]	116
6	that it 's been [verb]	27
7	that it have been [v-ing]	26
8	that it have been make	11
9	that it have been made	11
10	that it have been done	11
11	that it have been do	11
12	that it have been give	10
13	that it have been given	10
14	that it have been decide	9
15	that it have been decided	9
16	that it have been suggest	7
17	that it have been suggested	7
18	that it have been used	6
19	that it have been use	6
20	that it have been take	5
21	that it have been agreed	5
22	that it have been agree	5
23	that it have been write	5
24	that it have been written	5
25	that it have been taken	5