| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] n't be able [verb] | 637 |
|
| 2 | [vb mod] be able [verb] to | 123 |
|
| 3 | [vb mod] n't be [verb] to | 96 |
|
| 4 | [vb mod] n't be able to | 61 |
|
| 5 | n't be able [verb] to | 15 |
|
