| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] to [noun] | 385 |
|
| 2 | only [verb] to [noun] | 255 |
|
| 3 | could only [verb] [noun] | 112 |
|
| 4 | could only [verb] to | 35 |
|
