| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] be used [prep] | 338 |
|
| 2 | has be used [prep] | 312 |
|
| 3 | [conj] has be [prep] | 120 |
|
| 4 | [conj] has be used | 61 |
|
