| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [adj] [noun] | 422 |
|
| 2 | been unable [verb] [adj] [noun] | 30 |
|
| 3 | have been unable [verb] [adj] | 20 |
|
| 4 | have been unable [verb] [noun] | 14 |
|
