| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used [prep] | 10765 |
|
| 2 | [adv] be [prep] | 5541 |
|
| 3 | [adv] used [prep] | 2623 |
|
| 4 | [adv] be used | 1724 |
|
