| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it work | 199 |
|
| 2 | how it work | 187 |
|
| 3 | [Wh adv] it works | 166 |
|
| 4 | [Wh adv] it worked | 33 |
|
| 5 | why it work | 10 |
|
