SN4 ""

No	Pattern	Freq
1	it was [vb pp] that the [adj]	225
2	it [was/were] agreed that the [adj]	18
3	it [was/were] announced that the [adj]	14
4	it [was/were] [vb pp] that the new	13
5	it [was/were] felt that the [adj]	12
6	it [was/were] held that the [adj]	11
7	it [was/were] reported that the [adj]	11
8	it [was/were] argued that the [adj]	11
9	it [was/were] assumed that the [adj]	9
10	it [was/were] estimated that the [adj]	9
11	it [was/were] found that the [adj]	9
12	it [was/were] suggested that the [adj]	8
13	it [was/were] [vb pp] that the main	7
14	it [was/were] decided that the [adj]	7
15	it [was/were] realised that the [adj]	6
16	it [was/were] said that the [adj]	6
17	it [was/were] noted that the [adj]	6
18	it [was/were] [vb pp] that the old	6
19	it [was/were] believed that the [adj]	6
20	it [was/were] [vb pp] that the british	5
21	it [was/were] revealed that the [adj]	5
22	it [was/were] thought that the [adj]	5
23	it [was/were] claimed that the [adj]	5