| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [prep] [adj] | 2378 |
|
| 2 | [Wh det] happen [prep] | 2328 |
|
| 3 | happen [prep] [adj] | 1420 |
|
| 4 | [Wh det] happen [adj] | 289 |
|
