SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] [adj] that	471
2	[conj] it is [adv] [adj] that	470
3	[coord] it is [adv] [adj] that	280
4	and it is [adv] [adj] that	152
5	and it is [adv] [adj] that	152
6	but it is [adv] [adj] that	128
7	but it is [adv] [adj] that	128
8	[subord] it is [adv] [adj] that	116
9	that it is [adv] [adj] that	75
10	that it is [adv] [adj] that	75
11	[that] it is [adv] [adj] that	75
12	[conj] it is quite [adj] that	58
13	[conj] it is [adv] true that	58
14	[conj] it is [adv] true that	58
15	[conj] it is [adv] likely that	51
16	[conj] it is [adv] likely that	51
17	[conj] it is [adv] clear that	49
18	[conj] it is [adv] clear that	49
19	[conj] it is [adv] possible that	45
20	[conj] it is [adv] possible that	45
21	[conj] it is also [adj] that	41
22	[conj] it is [adv] unlikely that	40
23	[conj] it is [adv] unlikely that	40
24	[conj] it is highly [adj] that	31
25	[conj] it is [adv] surprising that	27
26	[conj] it is [adv] surprising that	27
27	[conj] it is very [adj] that	26
28	[conj] it is more [adj] that	25
29	[conj] it is hardly [adj] that	23
30	so it is [adv] [adj] that	23