SN4 ""

No	Pattern	Freq
1	it be [adv] [vb pp] that [det]	214
2	it is [adv] [verb] that [det]	141
3	it was [adv] [verb] that [det]	79
4	it be [adv] [verb] that this	71
5	it be generally [verb] that [det]	31
6	it be also [verb] that [det]	28
7	it be [adv] assumed that [det]	26
8	it be [adv] assume that [det]	26
9	it be [adv] [verb] that some	23
10	it be [adv] [verb] that these	23
11	it be [adv] [verb] that such	23
12	it be [adv] [verb] that all	20
13	it be [adv] accepted that [det]	19
14	it be [adv] accept that [det]	19
15	it be [adv] known that [det]	18
16	it be [adv] know that [det]	18
17	it be widely [verb] that [det]	16
18	it be often [verb] that [det]	15
19	it be [adv] [verb] that any	15
20	it be well [verb] that [det]	14
21	it be [adv] [verb] that many	14
22	it be now [verb] that [det]	13
23	it be [adv] agree that [det]	13
24	it be [adv] agreed that [det]	13
25	it be sometimes [verb] that [det]	11
26	it be [adv] said that [det]	11
27	it be [adv] say that [det]	11
28	it be [adv] believe that [det]	9
29	it be [adv] believed that [det]	9
30	it be [adv] [verb] that most	8