| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which are [adv] use | 49 |
|
| 2 | [Wh det] are [adv] used | 44 |
|
| 3 | [Wh det] are commonly use | 5 |
|
| 4 | [Wh det] are often use | 5 |
|
