SN4 ""

No	Pattern	Freq
1	[is] often [vb pp] [conj]	285
2	is often [verb] [conj]	283
3	[is] often [verb] [that]	162
4	[is] often [verb] that	162
5	[is] often [verb] that	162
6	[is] often [verb] [subord]	91
7	[is] often [verb] as	60
8	[is] often [verb] as	60
9	[is] often say [conj]	50
10	[is] often said [conj]	50
11	[is] often [verb] [coord]	35
12	[is] often [verb] and	25
13	[is] often assume [conj]	25
14	[is] often [verb] and	25
15	[is] often assumed [conj]	25
16	[is] often argue [conj]	16
17	[is] often argued [conj]	16
18	[is] often claimed [conj]	12
19	[is] often claim [conj]	12
20	[is] often see [conj]	11
21	[is] often seen [conj]	11
22	[is] often [verb] when	10
23	[is] often [verb] when	10
24	[is] often suggested [conj]	8
25	[is] often use [conj]	8
26	[is] often used [conj]	8
27	[is] often suggest [conj]	8
28	[is] often described [conj]	7
29	[is] often describe [conj]	7
30	[is] often forget [conj]	7