| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [to-vb] at the | 6 |
|
| 2 | [vb mod] be [to-vb] at the | 6 |
|
| 3 | be [adj] [to-vb] at the | 42 |
|
| 4 | be [adj] [to-vb] at the | 41 |
|
| 5 | be [verb] [to-vb] at the | 36 |
|
| 6 | be [vb pp] [to-vb] at the | 34 |
|
| 7 | be able [to-vb] at the | 19 |
|
| 8 | be able [to-vb] at the | 19 |
|
| 9 | be asked [to-vb] at the | 5 |
|
| 10 | be ask [to-vb] at the | 5 |
|
| 11 | be [to-vb] at the [noun] | 5 |
|
