| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] | 555143 |
|
| 2 | be [vb pp] [prep] | 477770 |
|
| 3 | be use [prep] | 10876 |
|
| 4 | [be] used [prep] | 10766 |
|
| 5 | be used [prep] | 10766 |
|
