SN4 ""

No	Pattern	Freq
1	it [be] [vb pp] that [noun]	1312
2	it be [vb pp] that [noun]	1312
3	it [was/were] [vb pp] that [noun]	741
4	it was [vb pp] that [noun]	740
5	it [is] [vb pp] that [noun]	546
6	it is [vb pp] that [noun]	518
7	it [verb] [vb pp] that [noun]	31
8	it 's [vb pp] that [noun]	28
9	it have [vb pp] that [noun]	19
10	it be [vb pp] that [noun]	19
11	it [be] [vb pp] that [noun]	19
12	it [vb -s] [vb pp] that [noun]	17
13	it [vb past] [vb pp] that [noun]	13
14	it become [vb pp] that [noun]	12
15	it became [vb pp] that [noun]	10
16	it has [vb pp] that [noun]	10
17	it [prep] [vb pp] that [noun]	8
18	it for [vb pp] that [noun]	8
19	it for [vb pp] that [noun]	8
20	it [prep] [vb pp] that [noun]	8
21	it 's [vb pp] that [noun]	6
22	it [vb pp] that [art] [noun]	13
23	it [vb pp] that [art] [noun]	13
24	it [vb pp] that the [noun]	12
25	it [vb pp] that the [noun]	12