| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was at the [noun] | 913 |
|
| 2 | working at the [noun] | 161 |
|
| 3 | was working at the | 27 |
|
| 4 | was working at [noun] | 20 |
|
| 5 | was working the [noun] | 5 |
|
