SN4 ""

No	Pattern	Freq
1	[adv] often [verb] [to-vb]	73
2	[adv] often [vb pp] [to-vb]	32
3	[adv] often [vb base] [to-vb]	16
4	[adv] often fail [to-vb]	14
5	so often [verb] [to-vb]	13
6	[adv] often [vb -s] [to-vb]	11
7	too often [verb] [to-vb]	11
8	[adv] often used [to-vb]	10
9	[adv] often use [to-vb]	10
10	most often [verb] [to-vb]	10
11	very often [verb] [to-vb]	9
12	[adv] often seem [to-vb]	8
13	[adv] often [vb past] [to-vb]	6
14	quite often [verb] [to-vb]	6
15	more often [verb] [to-vb]	5
16	[adv] often have [to-vb]	5
17	also often [verb] [to-vb]	5
18	[adv] often failed [to-vb]	5
19	[adv] often [vb infin] [to-vb]	5
20	[adv] often fail [to-vb]	5