SN4 ""

No	Pattern	Freq
1	it [is] [verb] [that] the [adj]	276
2	it [is] [verb] that the [adj]	276
3	it is [verb] [that] the [adj]	270
4	it [is] [vb pp] [that] the [adj]	270
5	it [is] [verb] [that] the [adj]	220
6	it [is] hope [that] the [adj]	27
7	it [is] hoped [that] the [adj]	27
8	it [is] [verb] [that] the [num ord]	21
9	it [is] thought [that] the [adj]	19
10	it [is] suggest [that] the [adj]	19
11	it [is] think [that] the [adj]	19
12	it [is] suggested [that] the [adj]	19
13	it [is] assumed [that] the [adj]	17
14	it [is] assume [that] the [adj]	17
15	it [is] [verb] [that] the first	16
16	it [is] say [that] the [adj]	16
17	it [is] [verb] [that] the first	16
18	it [is] said [that] the [adj]	15
19	it [is] [verb] [that] the [num]	12
20	it [is] estimate [that] the [adj]	12
21	it [is] believe [that] the [adj]	12
22	it [is] estimated [that] the [adj]	12
23	it [is] envisage [that] the [adj]	12
24	it [is] [verb] [that] the new	12
25	it [is] [verb] [that] the new	12
26	it [is] envisaged [that] the [adj]	12
27	it [is] believed [that] the [adj]	11
28	it [is] argue [that] the [adj]	10
29	it [is] expected [that] the [adj]	10
30	it [is] expect [that] the [adj]	10