| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [verb] been [prep] power | 5 |
|
| 2 | [Wh det] [verb] been in power | 5 |
|
| 3 | which [verb] been [prep] power | 5 |
|
| 4 | [Wh det] [verb] been in power | 5 |
|
| 5 | [Wh det] [verb] been [prep] power | 5 |
|
| 6 | [Wh det] have been [prep] power | 5 |
|
