| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | involved [prep] [noun] [noun] [conj] | 80 |
|
| 2 | been [prep] [noun] [noun] [conj] | 53 |
|
| 3 | been involved [prep] [noun] [noun] | 29 |
|
| 4 | been involved [prep] [noun] [conj] | 18 |
|
