SN4 ""

No	Pattern	Freq
1	[noun] is that the [noun]	2216
2	[noun sg] is that the [noun]	1986
3	[adj] is that the [noun]	373
4	[verb] is that the [noun]	339
5	[pron] is that the [noun]	173
6	[noun pl] is that the [noun]	171
7	[adj] is that the [noun]	142
8	[det] is that the [noun]	129
9	[adv] is that the [noun]	119
10	[pers pn] is that the [noun]	116
11	[adv] is that the [noun]	112
12	problem is that the [noun]	104
13	problem is that the [noun]	100
14	[vb pp] is that the [noun]	99
15	point is that the [noun]	92
16	point is that the [noun]	91
17	it is that the [noun]	90
18	it is that the [noun]	90
19	this is that the [noun]	88
20	this is that the [noun]	88
21	[num ord] is that the [noun]	72
22	result is that the [noun]	64
23	result is that the [noun]	63
24	[vb -s] is that the [noun]	62
25	[to-vb] is that the [noun]	58
26	view is that the [noun]	54
27	view is that the [noun]	54
28	first is that the [noun]	53
29	first is that the [noun]	53
30	[vb infin] is that the [noun]	51