SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] [adj] and	151
2	[subord] it is [adv] [adj] and	63
3	[coord] it is [adv] [adj] and	45
4	that it is [adv] [adj] and	43
5	[that] it is [adv] [adj] and	43
6	that it is [adv] [adj] and	43
7	but it is [adv] [adj] and	33
8	but it is [adv] [adj] and	33
9	because it is [adv] [adj] and	27
10	because it is [adv] [adj] and	27
11	[adv] it is [adv] [adj] and	26
12	[adv] it is [adv] [adj] and	20
13	[verb] it is [adv] [adj] and	20
14	[noun] it is [adv] [adj] and	15
15	and it is [adv] [adj] and	12
16	[prep] it is [adv] [adj] and	12
17	[prep] it is [adv] [adj] and	12
18	and it is [adv] [adj] and	12
19	[vb base] it is [adv] [adj] and	11
20	[noun sg] it is [adv] [adj] and	10
21	as it is [adv] [adj] and	8
22	as it is [adv] [adj] and	8
23	if it is [adv] [adj] and	7
24	if it is [adv] [adj] and	7
25	think it is [adv] [adj] and	6
26	[Wh adv] it is [adv] [adj] and	6
27	of it is [adv] [adj] and	5
28	although it is [adv] [adj] and	5
29	of it is [adv] [adj] and	5
30	although it is [adv] [adj] and	5