| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not been for [num] year | 5 |
|
| 2 | [verb] not been for [num] year | 5 |
|
| 3 | not been [vb pp] for [num] year | 15 |
|
| 4 | not been [verb] for [num] year | 15 |
|
