| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [pers pn] be | 583 |
|
| 2 | could [be] [pers pn] | 116 |
|
| 3 | [be] [pers pn] be | 85 |
|
| 4 | could [be] be | 9 |
|
