SN4 ""

No	Pattern	Freq
1	it is [adv] [adv] [vb pp] and	21
2	it is [adv] [adv] [vb pp] and	20
3	it is [adv] [being] [vb pp] and	6
4	it is [adv] be [vb pp] and	6
5	it is [adv] being [vb pp] and	6
6	it is [adv] [be] [vb pp] and	6
7	[conj] it is [adv] [vb pp] and	38
8	[subord] it is [adv] [vb pp] and	22
9	[that] it is [adv] [vb pp] and	11
10	that it is [adv] [vb pp] and	11
11	that it is [adv] [vb pp] and	11
12	as it is [adv] [vb pp] and	7
13	as it is [adv] [vb pp] and	7
14	if it is [adv] [vb pp] and	7
15	if it is [adv] [vb pp] and	7
16	[verb] it is [adv] [vb pp] and	5
17	[adv] it is [adv] [vb pp] and	5
18	[coord] it is [adv] [vb pp] and	5
19	it is [adv] [adv] [vb pp] and	21
20	it is [adv] [adv] [vb pp] and	21
21	it is [art] [adv] [vb pp] and	8
22	it is [art] [adv] [vb pp] and	8
23	it is a [adv] [vb pp] and	5
24	it is [adv] [vb pp] and [verb]	48
25	it is [adv] [vb pp] and [adv]	19
26	it is [adv] [vb pp] and [vb past]	19
27	it is [adv] [vb pp] and [adv]	17
28	it is [adv] [vb pp] and [vb pp]	15
29	it is [adv] [vb pp] and [pron]	11
30	it is [adv] [vb pp] and [vb -s]	11