SN4 ""

No	Pattern	Freq
1	[conj] it is [adj] for [adj]	86
2	[noun] it is [adj] for [adj]	32
3	[coord] it is [adj] for [adj]	30
4	[subord] it is [adj] for [adj]	30
5	[that] it is [adj] for [adj]	26
6	that it is [adj] for [adj]	26
7	that it is [adj] for [adj]	26
8	and it is [adj] for [adj]	23
9	and it is [adj] for [adj]	23
10	[adv] it is [adj] for [adj]	19
11	[noun sg] it is [adj] for [adj]	19
12	[verb] it is [adj] for [adj]	13
13	[adv] it is [adj] for [adj]	13
14	[noun pl] it is [adj] for [adj]	11
15	but it is [adj] for [adj]	7
16	but it is [adj] for [adj]	7
17	although it is [adj] for [adj]	6
18	[Wh adv] it is [adj] for [adj]	6
19	although it is [adj] for [adj]	6
20	if it is [adj] for [adj]	5
21	[pron] it is [adj] for [adj]	5
22	because it is [adj] for [adj]	5
23	because it is [adj] for [adj]	5
24	if it is [adj] for [adj]	5
25	it is [adv] [adj] for [adj]	219
26	it is [adv] [adj] for [adj]	153
27	it is [not/n't] [adj] for [adj]	66
28	it is not [adj] for [adj]	66
29	it is not [adj] for [adj]	64
30	it is very [adj] for [adj]	16