No | Pattern | Freq | Relations |
---|---|---|---|
1 | [Wh adv] [vb past] it happen | 64 | |
2 | [Wh adv] [vb past] it happen | 57 | |
3 | [Wh adv] did it happen | 57 | |
4 | how [vb past] it happen | 39 | |
5 | why [vb past] it happen | 11 | |
6 | when [vb past] it happen | 11 | |
7 | [Wh adv] [vb past] it happened | 7 | |
8 | [Wh adv] had it happen | 7 |