| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] some time | 18 |
|
| 2 | have been [vb pp] some time | 13 |
|
| 3 | had been [verb] some time | 9 |
|
| 4 | has been [verb] some time | 6 |
|
| 5 | have been [v-ing] some time | 5 |
|
