| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh adv] [verb] | 1958 |
|
| 2 | [Wh adv] [verb] i | 923 |
|
| 3 | [prep] [Wh adv] i | 622 |
|
| 4 | [prep] [verb] i | 207 |
|
