| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be unable | 377 |
|
| 2 | would be unable | 163 |
|
| 3 | would be unable | 158 |
|
| 4 | will be unable | 138 |
|
| 5 | will be unable | 135 |
|
| 6 | may be unable | 57 |
|
| 7 | may be unable | 57 |
|
| 8 | might be unable | 8 |
|
| 9 | might be unable | 8 |
|
| 10 | shall be unable | 7 |
|
| 11 | shall be unable | 7 |
|
| 12 | 'd be unable | 5 |
|
