| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] can be used for | 44 |
|
| 2 | which can [be] used for | 44 |
|
| 3 | [Wh det] can [be] used for | 44 |
|
| 4 | [Wh det] can be used for | 44 |
|
