SN4 ""

No	Pattern	Freq
1	[noun] is that when	99
2	[noun sg] is that when	85
3	[verb] is that when	31
4	[adj] is that when	20
5	[noun pl] is that when	12
6	problem is that when	10
7	problem is that when	10
8	[det] is that when	10
9	[pron] is that when	9
10	thing is that when	9
11	know is that when	8
12	[adv] is that when	8
13	[adv] is that when	8
14	thing is that when	8
15	[pers pn] is that when	7
16	[adj] is that when	6
17	this is that when	6
18	point is that when	6
19	[to-vb] is that when	6
20	this is that when	6
21	point is that when	6
22	[vb base] is that when	5
23	[v-ing] is that when	5
24	[vb infin] is that when	5
25	say is that when	5
26	is [adj] that when	30
27	is [adj] that when	30
28	is [verb] that when	24
29	is [vb pp] that when	19
30	is say that when	11