SN4 ""

No	Pattern	Freq
1	[noun] is that we [vb base] [adv]	69
2	[noun sg] is that we [vb base] [adv]	61
3	[verb] is that we [vb base] [adv]	15
4	problem is that we [vb base] [adv]	13
5	problem is that we [vb base] [adv]	11
6	[adj] is that we [vb base] [adv]	11
7	[to-vb] is that we [vb base] [adv]	6
8	[noun pl] is that we [vb base] [adv]	5
9	trouble is that we [vb base] [adv]	5
10	trouble is that we [vb base] [adv]	5
11	is [adj] that we [vb base] [adv]	37
12	is [adj] that we [vb base] [adv]	34
13	is important that we [vb base] [adv]	14
14	is important that we [vb base] [adv]	14
15	is [pron] that we [vb base] [adv]	11
16	is [indef pn] that we [vb base] [adv]	8
17	is something that we [vb base] [adv]	6
18	is [verb] that we [vb base] [adv]	6
19	is something that we [vb base] [adv]	6
20	is [adv] that we [vb base] [adv]	6
21	is that [conj] we [vb base] [adv]	8
22	is that [subord] we [vb base] [adv]	8
23	is that we [adv] [vb base] [adv]	5
24	is that we [adv] [vb base] [adv]	5
25	is that we [vb base] [adv] [adv]	16
26	is that we [vb base] [verb] [adv]	14
27	is that we [vb base] not [adv]	10
28	is that we [vb base] [not/n't] [adv]	10
29	is that we [vb base] [vb pp] [adv]	9
30	is that we [vb base] not [adv]	6