| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [Wh det] [vb mod] have happen | 14 |
|
| 2 | [verb] [verb] what [modal v] have happen | 14 |
|
| 3 | [verb] [verb] [Wh det] [modal v] have happened | 14 |
|
| 4 | [verb] [verb] [Wh det] would have happen | 10 |
|
| 5 | [verb] [verb] [Wh det] would have happen | 10 |
|
| 6 | [verb] [to-vb] [Wh det] [modal v] have happen | 9 |
|
| 7 | [vb base] [verb] [Wh det] [modal v] have happen | 6 |
|
| 8 | [verb] think [Wh det] [modal v] have happen | 6 |
|
| 9 | [verb] to think [Wh det] [modal v] have happen | 5 |
|
