| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh adv] i | 622 |
|
| 2 | [Wh adv] i do | 328 |
|
| 3 | [prep] [Wh adv] do | 105 |
|
| 4 | [prep] i do | 93 |
|
