| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] time [prep] | 770 |
|
| 2 | could [verb] [prep] [prep] | 77 |
|
| 3 | could [verb] time [prep] | 11 |
|
| 4 | could [verb] [prep] time | 11 |
|
