| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] be happening [prep] [noun] | 183 |
|
| 2 | [Wh det] be [prep] this [noun] | 32 |
|
| 3 | [Wh det] be happening [prep] this | 16 |
|
| 4 | be happening [prep] this [noun] | 12 |
|
