| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the time [prep] | 491 |
|
| 2 | [v-ing] at the time [prep] | 62 |
|
| 3 | working at the [noun] [prep] | 38 |
|
| 4 | working at the [noun sg] [prep] | 33 |
|
| 5 | working at [art] time [prep] | 6 |
|
| 6 | work at the time [prep] | 6 |
|
| 7 | working at the time [prep] | 5 |
|
| 8 | working [prep] the time [prep] | 5 |
|
| 9 | working at the time [prep] | 5 |
|
