| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] that [pron] could only [vb infin] | 9 |
|
| 2 | [vb past] that [pron] could only [vb infin] | 9 |
|
| 3 | [vb past] [that] [pron] could only [vb infin] | 9 |
|
| 4 | [vb past] [conj] [pers pn] could only [vb infin] | 9 |
|
