| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not [been] able [verb] a | 20 |
|
| 2 | have not [been] able [verb] a | 20 |
|
| 3 | [vb base] not [been] able [verb] a | 10 |
|
| 4 | have not [been] able [verb] a | 10 |
|
| 5 | [vb past] not [been] able [verb] a | 6 |
|
| 6 | had not [been] able [verb] a | 6 |
|
| 7 | not [vb infin] [been] able [verb] a | 6 |
|
| 8 | not have [been] able [verb] a | 6 |
|
| 9 | not [verb] [been] able [verb] a | 6 |
|
| 10 | not have [been] able [verb] a | 6 |
|
| 11 | not [been] able [verb] a [noun] | 13 |
|
| 12 | not [been] able [verb] a [noun sg] | 13 |
|
| 13 | not [been] able [verb] a [adj] | 7 |
|
| 14 | not [been] able [verb] a [adj] | 7 |
|
