| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not been [adj] | 1619 |
|
| 2 | [verb] [adv] been available | 45 |
|
| 3 | [verb] not [been] available | 19 |
|
| 4 | [verb] not be available | 19 |
|
| 5 | [verb] not [be] available | 19 |
|
