| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [adv] [subord] | 1375 |
|
| 2 | could do [adv] | 340 |
|
| 3 | could [adv] [subord] | 79 |
|
| 4 | could do [subord] | 53 |
|
