| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] [adv] | 8399 |
|
| 2 | [det] could [adv] | 408 |
|
| 3 | [prep] [det] could | 201 |
|
| 4 | [prep] could [adv] | 13 |
|
