SN4 ""

No	Pattern	Freq
1	it be [adv] [adv] [verb] that	173
2	it be [adv] [adv] [vb pp] [that]	150
3	it is [adv] [adv] [verb] [that]	128
4	it be now [adv] [verb] [that]	64
5	it be [adv] [adv] accepted [that]	38
6	it be [adv] [adv] accept [that]	38
7	it was [adv] [adv] [verb] [that]	37
8	it be [adv] generally [verb] [that]	37
9	it be [adv] widely [verb] [that]	31
10	it be [adv] well [verb] [that]	24
11	it be also [adv] [verb] [that]	22
12	it be [adv] [adv] know [that]	16
13	it be [adv] [adv] known [that]	15
14	it be so [adv] [verb] [that]	13
15	it be [adv] [adv] agree [that]	10
16	it be [adv] [adv] establish [that]	10
17	it be [adv] [adv] agreed [that]	10
18	it be [adv] [adv] established [that]	10
19	it be still [adv] [verb] [that]	10
20	it be [adv] [adv] [vb base] [that]	9
21	it be [adv] [adv] [v-ing] [that]	8
22	it be [adv] [adv] recognize [that]	7
23	it be [adv] [adv] clear [that]	7
24	it be [adv] [adv] believe [that]	7
25	it be [adv] [adv] clear [that]	7
26	it be [adv] [adv] recognized [that]	7
27	it be [adv] [adv] believed [that]	7
28	it 's [adv] [adv] [verb] [that]	6
29	it be [adv] [adv] [to-vb] [that]	6
30	it be [adv] [adv] held [that]	6