| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] could she have [been] | 12 |
|
| 2 | [adv] could she have been | 12 |
|
| 3 | [adv] could she have be | 12 |
|
| 4 | [adv] could she have [be] | 12 |
|
| 5 | [Wh adv] could she have [be] | 12 |
|
| 6 | how could she have [be] | 12 |
|
| 7 | [adv] could she have [be] | 12 |
|
| 8 | how could she have [be] | 12 |
|
