SN4 ""

No	Pattern	Freq
1	it is [verb] that [art]	1404
2	it is [verb] that [art]	1404
3	it is [verb] that the	1133
4	it is [verb] that the	1133
5	it is [verb] that [adj]	815
6	it is [verb] that [pron]	582
7	it is [verb] that [noun]	540
8	it is [verb] that [det]	528
9	it is [verb] that [pers pn]	352
10	it is [verb] that a	246
11	it is [verb] that [noun pl]	232
12	it is [verb] that this	220
13	it is [verb] that this	220
14	it is [verb] that [adj]	211
15	it is [verb] that a	204
16	it is [verb] that [prep]	174
17	it is [verb] that [prep]	174
18	it is [verb] that [noun prp]	164
19	it is [verb] that there	144
20	it is [verb] that [ex0]	144
21	it is [verb] that there	144
22	it is [verb] that [adv]	127
23	it is [verb] that [noun sg]	121
24	it is [verb] that they	116
25	it is [verb] that it	116
26	it is [verb] that they	116
27	it is [verb] that it	116
28	it is [verb] that [adv]	113
29	it is [verb] that [conj]	91
30	it is [verb] that [subord]	91