| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] is [verb] at the expense | 10 |
|
| 2 | [noun sg] is [verb] at the expense | 9 |
|
| 3 | is [verb] at the expense [prep] | 13 |
|
| 4 | is [verb] at the expense of | 13 |
|
| 5 | is [verb] at the expense of | 13 |
|
| 6 | is [verb] at the expense [prep] | 13 |
|
