| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [noun] [prep] | 407 |
|
| 2 | [Wh pn] have [noun] [prep] | 175 |
|
| 3 | [Wh pn] have been [prep] | 115 |
|
| 4 | [Wh pn] have been [noun] | 24 |
|
