SN4 ""

No	Pattern	Freq
1	it be [adv] [vb pp] that	2056
2	it is [adv] [vb pp] [that]	1169
3	it was [adv] [vb pp] [that]	837
4	it be also [vb pp] [that]	356
5	it be generally [vb pp] [that]	245
6	it be widely [vb pp] [that]	200
7	it be [adv] known [that]	189
8	it be well [vb pp] [that]	183
9	it be often [vb pp] [that]	163
10	it be [adv] assumed [that]	145
11	it be now [vb pp] [that]	123
12	it be [adv] believed [that]	122
13	it be [adv] agreed [that]	119
14	it be [adv] accepted [that]	119
15	it be [adv] said [that]	117
16	it be sometimes [vb pp] [that]	99
17	it be [adv] argued [that]	91
18	it be [adv] suggested [that]	87
19	it be [adv] thought [that]	66
20	it be [adv] recognised [that]	61
21	it be [adv] reported [that]	49
22	it be [adv] claimed [that]	47
23	it be [adv] established [that]	44
24	it 's [adv] [vb pp] [that]	44
25	it be [adv] felt [that]	43
26	it be further [vb pp] [that]	41
27	it be commonly [vb pp] [that]	40
28	it be [adv] recommended [that]	37
29	it be therefore [vb pp] [that]	36
30	it be [adv] found [that]	35