| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [not/n't] [adj] [to-vb] [pers pn] | 137 |
|
| 2 | [was/were] [not/n't] able [to-vb] [pron] | 60 |
|
| 3 | [was/were] [adv] able [to-vb] [pers pn] | 59 |
|
| 4 | [be] [not/n't] able [to-vb] [pers pn] | 37 |
|
| 5 | [was/were] [not/n't] able [verb] [pers pn] | 29 |
|
