| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] he [vb mod] be unable | 5 |
|
| 2 | [verb] he [modal v] be unable | 5 |
|
| 3 | [vb past] he [modal v] be unable | 5 |
|
| 4 | [verb] he would be unable | 5 |
|
| 5 | [verb] he would be unable | 5 |
|
