SN4 ""

No	Pattern	Freq
1	it is [vb pp] that [noun] [noun]	104
2	it is [vb pp] that [noun] [modal v]	101
3	it is [vb pp] that [noun] [vb mod]	101
4	it is [vb pp] that [noun] [verb]	92
5	it is [vb pp] that [noun] [prep]	75
6	it is [vb pp] that [noun] [prep]	75
7	it is [vb pp] that [noun] [be]	64
8	it is [vb pp] that [noun] be	64
9	it is [vb pp] that [noun] will	52
10	it is [vb pp] that [noun] will	52
11	it is [vb pp] that [noun] [noun prp]	45
12	it is [vb pp] that [noun] [noun sg]	38
13	it is [vb pp] that [noun] of	33
14	it is [vb pp] that [noun] of	33
15	it is [vb pp] that [noun] [vb -s]	31
16	it is [vb pp] that [noun] [vb base]	30
17	it is [vb pp] that [noun] is	29
18	it is [vb pp] that [noun] [is]	29
19	it is [vb pp] that [noun] have	26
20	it is [vb pp] that [noun] [vb past]	23
21	it is [vb pp] that [noun] [am/are]	21
22	it is [vb pp] that [noun] [unc]	20
23	it is [vb pp] that [noun] ['s]	19
24	it is [vb pp] that [noun] [noun pl]	18
25	it is [vb pp] that [noun] [conj]	18
26	it is [vb pp] that [noun] [coord]	17
27	it is [vb pp] that [noun] and	17
28	it is [vb pp] that [noun] and	17
29	it is [vb pp] that [noun] are	16
30	it is [vb pp] that [noun] in	15