| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] [pron] | 9098 |
|
| 2 | [pers pn] could [verb] [pron] | 8306 |
|
| 3 | it [vb mod] [verb] [pron] | 3582 |
|
| 4 | it [modal v] [verb] [pron] | 3582 |
|
| 5 | it could [verb] [pron] | 198 |
|
| 6 | it could [verb] [pron] | 198 |
|
