SN4 ""

No	Pattern	Freq
1	it is [vb pp] that [adj] [noun pl]	215
2	it was [vb pp] that [adj] [noun pl]	204
3	it be [vb pp] that [adj] [noun pl]	203
4	it be [vb pp] that [det] [noun pl]	181
5	it be [vb pp] that these [noun pl]	56
6	it be [vb pp] that these [noun pl]	56
7	it be [vb pp] that [num] [noun pl]	45
8	it be hoped that [adj] [noun pl]	30
9	it be [vb pp] that such [noun pl]	27
10	it be [vb pp] that such [noun pl]	27
11	it be [vb pp] that all [noun pl]	26
12	it be [vb pp] that all [noun pl]	26
13	it be argued that [adj] [noun pl]	24
14	it be [vb pp] that some [noun pl]	22
15	it be [vb pp] that some [noun pl]	22
16	it be reported that [adj] [noun pl]	21
17	it be found that [adj] [noun pl]	20
18	it be assumed that [adj] [noun pl]	19
19	it be thought that [adj] [noun pl]	18
20	it be suggested that [adj] [noun pl]	18
21	it be estimated that [adj] [noun pl]	17
22	it be known that [adj] [noun pl]	15
23	it be felt that [adj] [noun pl]	15
24	it be [vb pp] that many [noun pl]	14
25	it be [vb pp] that many [noun pl]	14
26	it be said that [adj] [noun pl]	14
27	it be accepted that [adj] [noun pl]	13
28	it be believed that [adj] [noun pl]	13
29	it be [vb pp] that other [noun pl]	12
30	it be [vb pp] that other [noun pl]	12