| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [verb] [prep] [det] [noun] | 735 |
|
| 2 | [Wh det] [vb past] [prep] [det] [noun] | 241 |
|
| 3 | [Wh det] happen [prep] [det] [noun] | 80 |
|
| 4 | [Wh det] happened [prep] [adj] [noun] | 71 |
|
| 5 | [pron] happened [prep] [det] [noun] | 54 |
|
