| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] are [vb pp] | 282 |
|
| 2 | [noun] involve be [vb pp] | 56 |
|
| 3 | [noun] involve [be] [vb pp] | 56 |
|
| 4 | [noun] involve are [verb] | 30 |
|
| 5 | [noun] involve [am/are] [vb pp] | 27 |
|
