SN4 ""

No	Pattern	Freq
1	[conj] it is [adj] for a	66
2	that it is [adj] for a	28
3	[that] it is [adj] for a	28
4	that it is [adj] for a	28
5	[subord] it is [adj] for a	26
6	[adv] it is [adj] for a	17
7	[adv] it is [adj] for a	12
8	[coord] it is [adj] for a	12
9	[noun] it is [adj] for a	11
10	[noun sg] it is [adj] for a	7
11	and it is [adj] for a	6
12	as it is [adj] for a	6
13	and it is [adj] for a	6
14	but it is [adj] for a	6
15	as it is [adj] for a	6
16	[verb] it is [adj] for a	6
17	but it is [adj] for a	6
18	so it is [adj] for a	5
19	so it is [adj] for a	5
20	it is [adv] [adj] for a	202
21	it is [adv] [adj] for a	120
22	it is not [adj] for a	82
23	it is [not/n't] [adj] for a	82
24	it is not [adj] for a	71
25	it is quite [adj] for a	21
26	it is quite [adj] for a	21
27	it is very [adj] for a	17
28	it is very [adj] for a	17
29	it is n't [adj] for a	11
30	it is more [adj] for a	9