SN4 ""

No	Pattern	Freq
1	[noun] is that [noun pl]	661
2	[noun sg] is that [noun pl]	562
3	[verb] is that [noun pl]	103
4	[noun pl] is that [noun pl]	80
5	[adj] is that [noun pl]	79
6	[pron] is that [noun pl]	58
7	[adv] is that [noun pl]	36
8	[pers pn] is that [noun pl]	36
9	[det] is that [noun pl]	36
10	it is that [noun pl]	33
11	it is that [noun pl]	33
12	[vb pp] is that [noun pl]	30
13	[adv] is that [noun pl]	30
14	[adj] is that [noun pl]	29
15	problem is that [noun pl]	26
16	result is that [noun pl]	24
17	this is that [noun pl]	24
18	this is that [noun pl]	24
19	[to-vb] is that [noun pl]	23
20	result is that [noun pl]	23
21	problem is that [noun pl]	22
22	[vb -s] is that [noun pl]	22
23	idea is that [noun pl]	18
24	idea is that [noun pl]	18
25	fact is that [noun pl]	16
26	here is that [noun pl]	16
27	here is that [noun pl]	16
28	point is that [noun pl]	15
29	point is that [noun pl]	15
30	fact is that [noun pl]	15