| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] a time [Wh adv] | 25 |
|
| 2 | [vb mod] [vb infin] [prep] a time | 20 |
|
| 3 | [vb infin] [prep] a time [Wh adv] | 9 |
|
