SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] surprising that	72
2	[noun] it is [adv] surprising that	68
3	[adv] it is [adv] surprising that	47
4	[adv] it is [adv] surprising that	47
5	[noun sg] it is [adv] surprising that	42
6	[coord] it is [adv] surprising that	38
7	and it is [adv] surprising that	34
8	and it is [adv] surprising that	34
9	[subord] it is [adv] surprising that	30
10	so it is [adv] surprising that	28
11	so it is [adv] surprising that	28
12	[noun pl] it is [adv] surprising that	24
13	so it is [adv] surprising that	23
14	so it is [adv] surprising that	23
15	perhaps it is [adv] surprising that	8
16	perhaps it is [adv] surprising that	8
17	[verb] it is [adv] surprising that	7
18	circumstance it is [adv] surprising that	6
19	circumstances it is [adv] surprising that	6
20	then it is [adv] surprising that	6
21	then it is [adv] surprising that	6
22	thus it is [adv] surprising that	5
23	thus it is [adv] surprising that	5
24	it is [adv] [adv] surprising that	94
25	it is [adv] [adv] surprising that	73
26	it is perhaps [adv] surprising that	30
27	it is perhaps [adv] surprising that	30
28	it is therefore [adv] surprising that	28
29	it is therefore [adv] surprising that	28
30	it is not [adv] surprising that	21