| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] not been | 1494 |
|
| 2 | have not be | 1362 |
|
| 3 | do not be | 180 |
|
| 4 | [vb base] not be | 179 |
|
| 5 | 've not be | 133 |
|
| 6 | [vb base] not being | 26 |
|
| 7 | [vb base] not are | 6 |
|
