| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] proved unable | 14 |
|
| 2 | [noun prp] proved unable | 7 |
|
| 3 | [noun pl] proved unable | 5 |
|
| 4 | proved unable [verb] | 17 |
|
| 5 | proved unable [to-vb] | 17 |
|
