SN4 ""

No	Pattern	Freq
1	it be [vb pp] [prep] the [adj]	920
2	it [be] [vb pp] [prep] the [adj]	920
3	it [be] [vb pp] [prep] the [adj]	675
4	it [was/were] [vb pp] [prep] the [adj]	516
5	it was [vb pp] [prep] the [adj]	507
6	it [is] [vb pp] [prep] the [adj]	378
7	it is [vb pp] [prep] the [adj]	335
8	it [be] [vb pp] in the [adj]	240
9	it [be] [vb pp] by the [adj]	237
10	it [be] [vb pp] [prep] the [num ord]	106
11	it [be] [vb pp] to the [adj]	103
12	it [be] [vb pp] on the [adj]	52
13	it [be] [vb pp] at the [adj]	49
14	it [be] [vb pp] [prep] the [num]	46
15	it [be] [vb pp] [prep] the [det]	46
16	it [be] [vb pp] as the [adj]	44
17	it [be] [vb pp] with the [adj]	43
18	it 's [vb pp] [prep] the [adj]	43
19	it [be] [vb pp] [prep] the same	39
20	it [be] [vb pp] [prep] the same	39
21	it [be] [vb pp] from the [adj]	38
22	it [be] built [prep] the [adj]	34
23	it [be] [vb pp] [prep] the first	32
24	it [be] [vb pp] [prep] the first	32
25	it [be] [vb pp] [prep] the [adj -est]	26
26	it [be] [vb pp] for the [adj]	25
27	it [be] used [prep] the [adj]	23
28	it [be] based [prep] the [adj]	22
29	it [be] [vb pp] [prep] the [adj -er]	21
30	it [be] made [prep] the [adj]	20