| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been able [to-vb] [noun] | 32 |
|
| 2 | n't been able [verb] [noun] | 17 |
|
| 3 | not been able [verb] [noun sg] | 15 |
|
| 4 | not been able [verb] [noun] | 15 |
|
| 5 | not been able [verb] [noun pl] | 8 |
|
| 6 | not been able [verb] [noun prp] | 8 |
|
| 7 | not been able get [noun] | 5 |
|
| 8 | not been able to get [noun] | 5 |
|
