| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not [be] able [verb] | 837 |
|
| 2 | [vb mod] not [be] [verb] to | 717 |
|
| 3 | [vb mod] [be] able [verb] to | 123 |
|
| 4 | not [be] able [verb] to | 30 |
|
| 5 | [vb mod] not [be] able to | 28 |
|
