| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was able [to-vb] [art] | 537 |
|
| 2 | able [to-vb] at [art] | 67 |
|
| 3 | was [to-vb] at [art] | 30 |
|
| 4 | was able [to-vb] at | 24 |
|
