| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] be [adj] | 3981 |
|
| 2 | could be [verb] [prep] [adj] | 656 |
|
| 3 | could be [verb] [prep] be | 152 |
|
| 4 | could [verb] [prep] be [adj] | 29 |
|
