| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [noun] [prep] | 266 |
|
| 2 | [Wh pn] has been [prep] | 122 |
|
| 3 | [Wh pn] has [noun] [prep] | 108 |
|
| 4 | [Wh pn] has been [noun] | 19 |
|
