| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] really happened | 63 |
|
| 2 | what really happened | 61 |
|
| 3 | what really happened | 61 |
|
| 4 | it really happened | 7 |
|
| 5 | [pers pn] really happened | 7 |
|
| 6 | it really happened | 7 |
|
