| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could do [pers pn] | 365 |
|
| 2 | [indef pn] could do | 70 |
|
| 3 | [indef pn] do [pers pn] | 8 |
|
| 4 | [indef pn] could [pers pn] | 7 |
|
