| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] used [prep] | 1554 |
|
| 2 | which be [adv] [prep] | 872 |
|
| 3 | which be used [prep] | 280 |
|
| 4 | which be [adv] used | 190 |
|
