| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which can be [vb pp] [prep] be | 18 |
|
| 2 | which can be [verb] to be | 18 |
|
| 3 | which can be [verb] [prep] be | 18 |
|
| 4 | which can be [verb] to be | 18 |
|
