| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pers pn] be | 13241 |
|
| 2 | [pers pn] could be | 6008 |
|
| 3 | [prep] [pers pn] could | 550 |
|
| 4 | [prep] could be | 18 |
|
