| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] [conj] [pron] could | 173 |
|
| 2 | i [vb past] [noun prp] [conj] [pron] | 156 |
|
| 3 | [vb past] [noun prp] [conj] [pron] could | 36 |
|
| 4 | i [vb past] [noun prp] [pron] could | 6 |
|
