| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] have been [vb pp] for | 11 |
|
| 2 | [not/n't] have [been] [vb pp] for | 11 |
|
| 3 | [not/n't] have be [vb pp] for | 11 |
|
| 4 | not have [be] [vb pp] for | 10 |
|
