| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb infin] [Wh det] happened [prep] | 16 |
|
| 2 | [pron] [vb infin] what happened [prep] | 15 |
|
| 3 | [pron] [vb infin] what happened [prep] | 15 |
|
| 4 | [pron] [vb infin] [pron] happened to | 13 |
|
| 5 | [pers pn] [vb infin] [pron] happened [prep] | 12 |
|
| 6 | you [vb infin] [pron] happened [prep] | 11 |
|
| 7 | you [vb infin] [pron] happened [prep] | 11 |
|
| 8 | [pron] know [pron] happened [prep] | 8 |
|
