| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [vb infin] [adv] [det] time | 9 |
|
| 2 | [pers pn] could [vb infin] [adv] [det] time | 9 |
|
| 3 | could [vb infin] [adv] [prep] [det] time | 6 |
|
| 4 | could [vb infin] [adv] [prep] [det] time | 6 |
|
