SN4 ""

No	Pattern	Freq
1	it be [adv] [verb] that [noun prp]	165
2	it be [adv] [vb pp] that [noun prp]	159
3	it be [adv] [verb] that [noun prp]	156
4	it was [adv] [verb] that [noun prp]	103
5	it is [adv] [verb] that [noun prp]	55
6	it be also [verb] that [noun prp]	33
7	it be also [verb] that [noun prp]	33
8	it be widely [verb] that [noun prp]	26
9	it be widely [verb] that [noun prp]	26
10	it be [adv] known that [noun prp]	21
11	it be [adv] know that [noun prp]	21
12	it be [adv] believe that [noun prp]	19
13	it be [adv] believed that [noun prp]	19
14	it be generally [verb] that [noun prp]	17
15	it be generally [verb] that [noun prp]	17
16	it be [adv] agree that [noun prp]	15
17	it be well [verb] that [noun prp]	15
18	it be well [verb] that [noun prp]	15
19	it be [adv] agreed that [noun prp]	15
20	it be [adv] [verb] that mr	11
21	it be [adv] assumed that [noun prp]	11
22	it be [adv] assume that [noun prp]	11
23	it be not [verb] that [noun prp]	9
24	it be [adv] reported that [noun prp]	9
25	it be not [verb] that [noun prp]	9
26	it be [adv] said that [noun prp]	9
27	it be [not/n't] [verb] that [noun prp]	9
28	it be often [verb] that [noun prp]	9
29	it be [adv] report that [noun prp]	9
30	it be often [verb] that [noun prp]	9