| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [prep] long | 17 |
|
| 2 | have been [verb] [prep] long | 17 |
|
| 3 | have been [verb] [prep] long | 7 |
|
| 4 | had been [verb] [prep] long | 7 |
|
