| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be able [to-vb] [art] | 2429 |
|
| 2 | be able [to-vb] [prep] | 1892 |
|
| 3 | able [to-vb] [prep] [art] | 1396 |
|
| 4 | be [to-vb] [prep] [art] | 111 |
|
| 5 | be able [prep] [art] | 7 |
|
