| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | work at the time [prep] | 6 |
|
| 2 | work at the time [prep] | 6 |
|
| 3 | work at the time of | 5 |
|
| 4 | work at the time of | 5 |
|
| 5 | be work at the time | 9 |
|
| 6 | [be] work at the time | 9 |
|
| 7 | [was/were] work at the time | 8 |
|
| 8 | was work at the time | 6 |
|
| 9 | work [adv] at the time | 6 |
|
| 10 | work at the [det] time | 11 |
|
| 11 | work at the same time | 11 |
|
| 12 | work at the [adj] time | 11 |
|
| 13 | work at the same time | 11 |
|
