| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [pron] [verb] not [been] | 362 |
|
| 2 | [pron] [verb] not [been] able | 340 |
|
| 3 | [coord] [pron] [verb] [been] able | 23 |
|
| 4 | [coord] [verb] not [been] able | 16 |
|
