| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [indef pn] [pron] could [vb infin] | 299 |
|
| 2 | [indef pn] [pron] could [vb infin] [pers pn] | 36 |
|
| 3 | be [pron] could [vb infin] [pers pn] | 10 |
|
