| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | able [to-vb] [prep] [det] | 419 |
|
| 2 | been able [to-vb] [prep] | 355 |
|
| 3 | been able [to-vb] [det] | 217 |
|
| 4 | been [to-vb] [prep] [det] | 9 |
|
