SN4 ""

No	Pattern	Freq
1	it is [adv] [adj] that a	151
2	it is [adv] [adj] that a	122
3	it is [adv] [adj] that a	114
4	it is not [adj] that a	37
5	it is not [adj] that a	37
6	it is [not/n't] [adj] that a	37
7	it is [adv] [adj] that an	29
8	it is [adv] surprising that a	27
9	it is [adv] likely that a	26
10	it is [adv] unlikely that a	15
11	it is [adv] possible that a	15
12	it is also [adj] that a	13
13	it is also [adj] that a	13
14	it is more [adj] that a	12
15	it is more [adj] that a	12
16	it is [adv] true that a	10
17	it is quite [adj] that a	9
18	it is quite [adj] that a	9
19	it is [adv] certain that a	8
20	it is hardly [adj] that a	8
21	it is hardly [adj] that a	8
22	it is [adv] clear that a	8
23	it is highly [adj] that a	7
24	it is highly [adj] that a	7
25	it is very [adj] that a	6
26	it is very [adj] that a	6
27	it is almost [adj] that a	5
28	it is therefore [adj] that a	5
29	it is now [adj] that a	5
30	it is now [adj] that a	5