| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [prep] the expense | 33 |
|
| 2 | be [vb pp] [prep] the expense | 33 |
|
| 3 | [be] [vb pp] at the expense | 31 |
|
| 4 | [be] [vb pp] at the expense | 31 |
|
| 5 | [be] achieved [prep] the expense | 6 |
|
