| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] [prep] | 10671 |
|
| 2 | [be] involved [prep] | 3802 |
|
| 3 | [prep] [be] involved | 444 |
|
| 4 | [prep] involved [prep] | 5 |
|
