| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [adj] [noun] | 17286 |
|
| 2 | [Wh det] happened [adj] | 203 |
|
| 3 | happened [adj] [noun] | 198 |
|
| 4 | [Wh det] happened [noun] | 6 |
|
