SN4 ""

No	Pattern	Freq
1	it be [adj] that [adj] [noun]	1080
2	it be [adj] that [adj] [noun]	1080
3	it be [adj] that [adj] [noun]	1079
4	it is [adj] that [adj] [noun]	937
5	it be [adj] that [det] [noun]	584
6	it be [adj] that [adj] [noun pl]	538
7	it be [adj] that [adj] [noun sg]	485
8	it be [adj] that [adj] [noun]	444
9	it be clear that [adj] [noun]	166
10	it be clear that [adj] [noun]	166
11	it be [adj] that this [noun]	143
12	it be [adj] that this [noun]	143
13	it be likely that [adj] [noun]	117
14	it be likely that [adj] [noun]	117
15	it be possible that [adj] [noun]	108
16	it be possible that [adj] [noun]	108
17	it was [adj] that [adj] [noun]	106
18	it be true that [adj] [noun]	85
19	it be true that [adj] [noun]	85
20	it be important that [adj] [noun]	84
21	it be important that [adj] [noun]	84
22	it be [adj] that some [noun]	83
23	it be [adj] that some [noun]	83
24	it be unlikely that [adj] [noun]	73
25	it be unlikely that [adj] [noun]	73
26	it be [adj] that these [noun]	66
27	it be [adj] that these [noun]	66
28	it be essential that [adj] [noun]	62
29	it be essential that [adj] [noun]	62
30	it be [adj] that such [noun]	61