| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could [vb infin] [vb pp] [art] | 420 |
|
| 2 | [pers pn] could [vb infin] [conj] [art] | 194 |
|
| 3 | [pers pn] could [vb infin] [vb pp] [conj] | 105 |
|
| 4 | could [vb infin] [vb pp] [conj] [art] | 27 |
|
| 5 | [pers pn] [vb infin] [vb pp] [conj] [art] | 6 |
|
