| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] to [be] | 17811 |
|
| 2 | [modal v] be [verb] to | 10340 |
|
| 3 | [modal v] [verb] to [be] | 7283 |
|
| 4 | [modal v] be [verb] [be] | 594 |
|
| 5 | [modal v] be to [be] | 24 |
|
