SN4 ""

No	Pattern	Freq
1	it [vb mod] be [adj] for [pron]	392
2	it [modal v] be [adj] for [pron]	392
3	it would be [adj] for [pron]	205
4	it would be [adj] for [pron]	197
5	it will be [adj] for [pron]	83
6	it will be [adj] for [pron]	70
7	it may be [adj] for [pron]	33
8	it may be [adj] for [pron]	33
9	it might be [adj] for [pron]	32
10	it might be [adj] for [pron]	32
11	it [verb] be [adj] for [pron]	29
12	it have be [adj] for [pron]	28
13	it must be [adj] for [pron]	20
14	it must be [adj] for [pron]	20
15	it [vb -s] be [adj] for [pron]	14
16	it 'll be [adj] for [pron]	13
17	it [vb past] be [adj] for [pron]	13
18	it had be [adj] for [pron]	12
19	it [adv] be [adj] for [pron]	9
20	it should be [adj] for [pron]	8
21	it should be [adj] for [pron]	8
22	it 'd be [adj] for [pron]	8
23	it 's be [adj] for [pron]	8
24	it could be [adj] for [pron]	6
25	it has be [adj] for [pron]	6
26	it could be [adj] for [pron]	6
27	it not be [adj] for [pron]	5
28	it not be [adj] for [pron]	5
29	it [not/n't] be [adj] for [pron]	5
30	[conj] it be [adj] for [pron]	296