| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] at [noun] | 862 |
|
| 2 | [vb past] [to-vb] at [noun] | 280 |
|
| 3 | [vb past] to work [prep] [noun] | 95 |
|
| 4 | [vb past] work at [noun] | 35 |
|
| 5 | [verb] to work at [noun] | 34 |
|
