SN4 ""

No	Pattern	Freq
1	be [adv] maintain	188
2	[be] [adv] maintain	188
3	[verb] [adv] maintain	162
4	[noun] [adv] maintain	159
5	[conj] [adv] maintain	137
6	[coord] [adv] maintain	113
7	[vb mod] [adv] maintain	105
8	[modal v] [adv] maintain	105
9	[adv] [adv] maintain	102
10	[pron] [adv] maintain	93
11	and [adv] maintain	89
12	and [adv] maintain	89
13	have [adv] maintain	79
14	[pers pn] [adv] maintain	78
15	[noun sg] [adv] maintain	77
16	[is] [adv] maintain	64
17	is [adv] maintain	62
18	[was/were] [adv] maintain	61
19	[adv] [adv] maintain	60
20	[vb base] [adv] maintain	46
21	[vb -s] [adv] maintain	42
22	[noun prp] [adv] maintain	41
23	[not/n't] [adv] maintain	38
24	not [adv] maintain	38
25	[noun pl] [adv] maintain	37
26	not [adv] maintain	37
27	was [adv] maintain	35
28	[vb past] [adv] maintain	35
29	has [adv] maintain	33
30	could [adv] maintain	31