| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun] | 113139 |
|
| 2 | [prep] the expense | 1287 |
|
| 3 | [prep] the expense | 1287 |
|
| 4 | at [art] expense | 1104 |
|
| 5 | at the expense | 1101 |
|
