SN4 ""

No	Pattern	Freq
1	[noun] [is] often that	7
2	[noun sg] [is] often that	6
3	[is] [adv] often that	22
4	[is] not often that	18
5	[is] [not/n't] often that	18
6	[is] not often that	15
7	[is] often [vb pp] that	162
8	[is] often [verb] that	162
9	[is] often say that	50
10	[is] often said that	50
11	[is] often assume that	25
12	[is] often assumed that	25
13	[is] often argue that	16
14	[is] often argued that	16
15	[is] often claimed that	12
16	[is] often claim that	12
17	[is] often suggested that	8
18	[is] often suggest that	8
19	[is] often forgotten that	7
20	[is] often forget that	7
21	[is] often thought that	5
22	[is] often found that	5
23	[is] often think that	5
24	[is] often find that	5
25	[is] often that [pron]	6
26	[is] often that [pers pn]	5