SN4 ""

No	Pattern	Freq
1	be [verb] at the expense	97
2	[be] [verb] at the expense	97
3	be [verb] at the expense	33
4	[be] [verb] at the expense	33
5	[noun] [verb] at the expense	29
6	[was/were] [verb] at the expense	21
7	[been] [verb] at the expense	19
8	[verb] [verb] at the expense	19
9	been [verb] at the expense	19
10	[noun sg] [verb] at the expense	18
11	[adv] [verb] at the expense	18
12	was [verb] at the expense	16
13	is [verb] at the expense	13
14	[is] [verb] at the expense	13
15	[adv] [verb] at the expense	13
16	have [verb] at the expense	10
17	[noun pl] [verb] at the expense	8
18	[coord] [verb] at the expense	7
19	[pron] [verb] at the expense	7
20	[conj] [verb] at the expense	7
21	and [verb] at the expense	6
22	being [verb] at the expense	6
23	and [verb] at the expense	6
24	[being] [verb] at the expense	6
25	are [verb] at the expense	5
26	[am/are] [verb] at the expense	5
27	[modal v] [verb] at the expense	5
28	[vb mod] [verb] at the expense	5
29	were [verb] at the expense	5
30	[not/n't] [verb] at the expense	5