SN4 ""

No	Pattern	Freq
1	it is [adv] [vb pp] that	1169
2	it was [adv] [vb pp] that	837
3	it be also [vb pp] that	356
4	it be generally [vb pp] that	245
5	it be widely [vb pp] that	200
6	it be [adv] known that	189
7	it be well [vb pp] that	183
8	it be often [vb pp] that	163
9	it be [adv] assumed that	145
10	it be now [vb pp] that	123
11	it be [adv] believed that	122
12	it be [adv] agreed that	119
13	it be [adv] accepted that	119
14	it be [adv] said that	117
15	it be sometimes [vb pp] that	99
16	it be [adv] argued that	91
17	it be [adv] suggested that	87
18	it be [adv] thought that	66
19	it be [adv] recognised that	61
20	it be [adv] reported that	49
21	it be [adv] claimed that	47
22	it 's [adv] [vb pp] that	44
23	it be [adv] established that	44
24	it be [adv] felt that	43
25	it be further [vb pp] that	41
26	it be commonly [vb pp] that	40
27	it be [adv] recommended that	37
28	it be therefore [vb pp] that	36
29	it be [adv] found that	35
30	it be strongly [vb pp] that	34