SN4 ""

No	Pattern	Freq
1	it [is] [vb pp] that the [adj]	215
2	it [is] [vb pp] [that] the [adj]	215
3	it [is] [vb pp] that the [adj]	215
4	it is [vb pp] [conj] the [adj]	214
5	it [is] hoped [conj] the [adj]	19
6	it [is] thought [conj] the [adj]	15
7	it [is] assumed [conj] the [adj]	14
8	it [is] suggested [conj] the [adj]	14
9	it [is] envisaged [conj] the [adj]	12
10	it [is] [vb pp] [conj] the new	12
11	it [is] said [conj] the [adj]	11
12	it [is] believed [conj] the [adj]	10
13	it [is] argued [conj] the [adj]	9
14	it [is] estimated [conj] the [adj]	9
15	it [is] [vb pp] [conj] the following	8
16	it [is] felt [conj] the [adj]	8
17	it [is] claimed [conj] the [adj]	7
18	it [is] recommended [conj] the [adj]	6
19	it [is] anticipated [conj] the [adj]	6
20	it [is] [vb pp] [conj] the final	6
21	it [is] expected [conj] the [adj]	6
22	it [is] proposed [conj] the [adj]	5
23	it [is] [vb pp] [conj] the total	5
24	it [is] known [conj] the [adj]	5
25	it [is] found [conj] the [adj]	5
26	it [is] accepted [conj] the [adj]	5
27	it [is] recognised [conj] the [adj]	5
28	it [is] [vb pp] [conj] the original	5
29	it [is] [vb pp] [conj] the successful	5
30	it 's [vb pp] [conj] the [adj]	5