| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] for 12 [noun pl] | 8 |
|
| 2 | has been [verb] for 12 [noun pl] | 8 |
|
| 3 | has been [verb] for 12 years | 5 |
|
| 4 | has been [vb pp] for 12 [noun pl] | 5 |
|
