SN4 ""

No	Pattern	Freq
1	it be [adj] that [adj]	515
2	it is [adj] that [adj]	446
3	it be clear that [adj]	88
4	it be clear that [adj]	88
5	it be possible that [adj]	56
6	it was [adj] that [adj]	56
7	it be possible that [adj]	56
8	it be likely that [adj]	51
9	it be likely that [adj]	51
10	it be true that [adj]	46
11	it be true that [adj]	46
12	it be important that [adj]	42
13	it be important that [adj]	42
14	it be unlikely that [adj]	25
15	it be unlikely that [adj]	25
16	it be essential that [adj]	22
17	it be essential that [adj]	22
18	it be [adj] that other	22
19	it be [adj] that certain	20
20	it be [adj] that local	19
21	it be obvious that [adj]	17
22	it be obvious that [adj]	17
23	it be evident that [adj]	16
24	it be evident that [adj]	16
25	it be vital that [adj]	14
26	it be vital that [adj]	14
27	it 's [adj] that [adj]	14
28	it be probable that [adj]	13
29	it be probable that [adj]	13
30	it be inevitable that [adj]	10