| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [not/n't] been for [adj] year | 6 |
|
| 2 | have [not/n't] been for [adj] year | 6 |
|
| 3 | [not/n't] been [vb pp] for [adj] year | 21 |
|
| 4 | [not/n't] been [verb] for [adj] year | 21 |
|
