| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] be able [verb] [prep] | 395 |
|
| 2 | [vb mod] not be [adj] [verb] [prep] | 251 |
|
| 3 | [vb mod] not be able [verb] [prep] | 242 |
|
| 4 | [vb mod] [not/n't] be able [verb] [prep] | 242 |
|
| 5 | [modal v] not be able [verb] [prep] | 149 |
|
| 6 | [vb mod] not be able [verb] [prep] | 149 |
|
| 7 | [vb mod] not [be] able [verb] [prep] | 149 |
|
