SN4 ""

No	Pattern	Freq
1	it is [adv] [that] the [adj]	27
2	[pers pn] is [adv] [that] the [adj]	27
3	[pron] is [adv] [that] the [adj]	27
4	it is [adv] [that] the [adj]	27
5	[noun] is [adv] [that] the [adj]	9
6	[noun sg] is [adv] [that] the [adj]	9
7	is [adv] [adv] [that] the [adj]	14
8	is [verb] [adv] [that] the [adj]	13
9	is [vb pp] [adv] [that] the [adj]	12
10	is not [adv] [that] the [adj]	9
11	is [not/n't] [adv] [that] the [adj]	9
12	is not [adv] [that] the [adj]	9
13	is [adj] [adv] [that] the [adj]	7
14	is [adj] [adv] [that] the [adj]	7
15	is [adv] [adv] [that] the [adj]	5
16	is [adv] [adj] [that] the [adj]	163
17	is [adv] [adj] [that] the [adj]	161
18	is [adv] [verb] [that] the [adj]	82
19	is [adv] [vb pp] [that] the [adj]	74
20	is [adv] clear [that] the [adj]	23
21	is [adv] clear [that] the [adj]	23
22	is [adv] likely [that] the [adj]	21
23	is [adv] likely [that] the [adj]	21
24	is [adv] true [that] the [adj]	16
25	is [adv] true [that] the [adj]	16
26	is [adv] possible [that] the [adj]	13
27	is [adv] possible [that] the [adj]	13
28	is [adv] surprising [that] the [adj]	11
29	is [adv] surprising [that] the [adj]	11
30	is [adv] important [that] the [adj]	11