| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for [det] year | 117 |
|
| 2 | not been [verb] for [det] | 33 |
|
| 3 | not [verb] for [det] year | 25 |
|
| 4 | not been [verb] for year | 9 |
|
