SN4 ""

No	Pattern	Freq
1	[pers pn] [is] often [verb] that [noun]	42
2	it [is] often [verb] that [noun]	42
3	it [is] often [verb] that [noun]	42
4	[pron] [is] often [verb] that [noun]	42
5	[is] often [verb] that [art] [noun]	28
6	[is] often [verb] that [art] [noun]	28
7	[is] often [verb] that the [noun]	23
8	[is] often [verb] that the [noun]	23
9	[is] often [verb] that [adj] [noun]	16
10	[is] often [verb] that [adj] [noun]	11
11	[is] often [verb] that [noun] [noun]	6
12	[is] often [verb] that a [noun]	5
13	[is] often [verb] that [det] [noun]	5
14	[is] often [verb] that [noun] [verb]	16
15	[is] often [verb] that [noun] be	14
16	[is] often [verb] that [noun] [be]	14
17	[is] often [verb] that [noun] [vb base]	10
18	[is] often [verb] that [noun] are	7
19	[is] often [verb] that [noun] [am/are]	7
20	[is] often [verb] that [noun] is	7
21	[is] often [verb] that [noun] [is]	7
22	[is] often [verb] that [noun] [noun]	6
23	[is] often [verb] that [noun] have	6
24	[is] often [verb] that [noun] [vb -s]	5