| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adj] [to-vb] at a | 21 |
|
| 2 | be able [to-vb] at a | 14 |
|
| 3 | be able [to-vb] at a | 14 |
|
| 4 | be [adj] to arrive at a | 5 |
|
