| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [is] [adv] [Wh det] happened to | 7 |
|
| 2 | that [is] [adv] what happened to | 7 |
|
| 3 | that [is] [adv] what happened to | 7 |
|
| 4 | that [is] [adv] [pron] happened to | 7 |
|
| 5 | that [is] [adv] [pron] happened to | 7 |
|
