| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [vb base] what happened to | 28 |
|
| 2 | [pron] [vb base] what happened to | 28 |
|
| 3 | i [vb base] what [verb] to | 26 |
|
| 4 | i [verb] what happened to | 24 |
|
| 5 | i [vb base] what happened [prep] | 22 |
|
| 6 | i [vb base] what happened [prep] | 22 |
|
| 7 | i [vb base] what [vb past] to | 21 |
|
| 8 | i [vb base] what happen to | 20 |
|
| 9 | i [vb base] [pron] happened to | 20 |
|
| 10 | i [vb base] what happened to | 19 |
|
| 11 | i [vb base] [Wh det] happened to | 19 |
|
| 12 | i [vb base] what happened to | 19 |
|
| 13 | i [vb base] what happened to | 19 |
|
