| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [vb infin] [pron] happened to | 9 |
|
| 2 | you [vb infin] [pron] happened to | 9 |
|
| 3 | [pers pn] [vb infin] [Wh det] happened to | 9 |
|
| 4 | [pers pn] [vb infin] what happened to | 8 |
|
| 5 | [pers pn] [vb infin] what happened to | 8 |
|
