SN4 ""

No	Pattern	Freq
1	[noun] [is] that [prep]	574
2	[noun sg] [is] that [prep]	511
3	[verb] [is] that [prep]	83
4	[adj] [is] that [prep]	78
5	[noun pl] [is] that [prep]	48
6	[adj] [is] that [prep]	41
7	[pron] [is] that [prep]	39
8	[adv] [is] that [prep]	33
9	[adv] [is] that [prep]	29
10	[pers pn] [is] that [prep]	28
11	point [is] that [prep]	22
12	it [is] that [prep]	22
13	fact [is] that [prep]	22
14	point [is] that [prep]	22
15	[vb pp] [is] that [prep]	22
16	[to-vb] [is] that [prep]	22
17	difference [is] that [prep]	22
18	it [is] that [prep]	22
19	difference [is] that [prep]	22
20	fact [is] that [prep]	22
21	[det] [is] that [prep]	19
22	problem [is] that [prep]	18
23	problem [is] that [prep]	18
24	[vb infin] [is] that [prep]	18
25	result [is] that [prep]	16
26	result [is] that [prep]	16
27	truth [is] that [prep]	15
28	truth [is] that [prep]	15
29	here [is] that [prep]	14
30	here [is] that [prep]	14