| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] by [det] | 710 |
|
| 2 | [prep] be [verb] by [det] | 470 |
|
| 3 | [modal v] [prep] be [verb] by | 56 |
|
| 4 | [modal v] [prep] be [verb] [det] | 30 |
|
