SN4 ""

No	Pattern	Freq
1	the [noun] is that [prep]	177
2	the [noun] [is] that [prep]	177
3	the [noun] [is] that [prep]	177
4	the [noun sg] [is] that [prep]	169
5	the [noun] [is] that in	75
6	the [noun] [is] that for	26
7	the fact [is] that [prep]	18
8	the fact [is] that [prep]	18
9	the [noun] [is] that at	16
10	the problem [is] that [prep]	13
11	the problem [is] that [prep]	13
12	the truth [is] that [prep]	12
13	the [noun] [is] that by	12
14	the truth [is] that [prep]	12
15	the point [is] that [prep]	10
16	the point [is] that [prep]	10
17	the result [is] that [prep]	9
18	the answer [is] that [prep]	9
19	the result [is] that [prep]	9
20	the answer [is] that [prep]	9
21	the [noun] [is] that after	7
22	the reason [is] that [prep]	7
23	the irony [is] that [prep]	7
24	the reason [is] that [prep]	7
25	the irony [is] that [prep]	7
26	the trouble [is] that [prep]	6
27	the difference [is] that [prep]	6
28	the [noun pl] [is] that [prep]	6
29	the difference [is] that [prep]	6
30	the trouble [is] that [prep]	6