| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it involves [adj] [noun] | 52 |
|
| 2 | [subord] it involves [adj] | 26 |
|
| 3 | [subord] it involves [noun] | 17 |
|
| 4 | [subord] it [adj] [noun] | 16 |
|
