| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [Wh det] [vb -s] be | 92 |
|
| 2 | [Wh det] [vb -s] happen be | 71 |
|
| 3 | [coord] [Wh det] [vb -s] happen | 45 |
|
| 4 | [coord] [Wh det] happen be | 22 |
|
