SN4 ""

No	Pattern	Freq
1	[conj] [noun] is that	127
2	[conj] [adj] is that	91
3	[conj] [det] is that	76
4	[conj] [noun sg] is that	71
5	[conj] that is that	70
6	[conj] that is that	70
7	[conj] [pron] is that	40
8	[conj] [noun pl] is that	36
9	[conj] [pers pn] is that	30
10	[conj] it is that	21
11	[conj] it is that	21
12	[conj] [verb] is that	17
13	[conj] [noun prp] is that	16
14	[conj] [adv] is that	14
15	[conj] [adv] is that	12
16	[conj] [adj] is that	9
17	[conj] matter is that	8
18	[conj] matters is that	8
19	[conj] [vb -s] is that	8
20	[conj] well is that	6
21	[conj] well is that	6
22	[noun] [conj] is that	20
23	[noun sg] [conj] is that	18
24	[verb] [conj] is that	5
25	[conj] is [adj] that	67
26	[conj] is [adj] that	61
27	[conj] is [pron] that	36
28	[conj] is [pers pn] that	28
29	[conj] is it that	28
30	[conj] is it that	28