| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i could [verb] [pos pn] | 357 |
|
| 2 | i could only [verb] | 110 |
|
| 3 | could only [verb] [pos pn] | 64 |
|
| 4 | i only [verb] [pos pn] | 22 |
|
