| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [prep] [det] [noun] | 577 |
|
| 2 | involved [prep] [det] [noun] | 458 |
|
| 3 | [been] involved [prep] [noun] | 147 |
|
| 4 | [been] involved [prep] [det] | 74 |
|
