| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what actually happen | 33 |
|
| 2 | [prep] [Wh det] actually happen | 33 |
|
| 3 | [prep] what actually happen | 33 |
|
| 4 | [prep] [pron] actually happens | 18 |
|
| 5 | [prep] [pron] actually happened | 15 |
|
| 6 | of [pron] actually happen | 12 |
|
| 7 | about [pron] actually happen | 7 |
|
| 8 | to [pron] actually happen | 6 |
|
