| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [verb] for a | 151 |
|
| 2 | been [verb] for a long | 54 |
|
| 3 | [vb past] [verb] for a long | 26 |
|
| 4 | [vb past] been [verb] a long | 15 |
|
