| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] [verb] [adv] been able | 27 |
|
| 2 | [adv] [pron] [verb] n't been [adj] | 21 |
|
| 3 | [adv] [pron] [verb] not been able | 18 |
|
| 4 | [adv] [pron] [verb] [not/n't] been able | 18 |
|
| 5 | [adv] [pron] [verb] n't [been] able | 6 |
|
| 6 | [adv] [pron] [verb] n't [be] able | 6 |
|
| 7 | [adv] [pron] [verb] n't be able | 6 |
|
