| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] for a long | 12 |
|
| 2 | has been [verb] for [art] long | 12 |
|
| 3 | has been [verb] for a long | 12 |
|
| 4 | has been [verb] for [art] long | 12 |
|
| 5 | has been [vb pp] for [art] long | 10 |
|
