| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [pron] | 7563 |
|
| 2 | [adv] [pron] could | 4860 |
|
| 3 | [prep] [pron] could | 950 |
|
| 4 | [prep] [adv] could | 23 |
|
