| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [to-vb] at [art] | 439 |
|
| 2 | unable [to-vb] [prep] [art] | 320 |
|
| 3 | unable [to-vb] [prep] [art] | 320 |
|
| 4 | unable [to-vb] at [art] | 11 |
|
| 5 | unable [to-vb] at [art] | 11 |
|
| 6 | unable [verb] at [art] | 11 |
|
