| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it requires [adj] [noun] | 57 |
|
| 2 | [adv] requires [adj] [noun] | 43 |
|
| 3 | [adv] it [adj] [noun] | 11 |
|
| 4 | [adv] it requires [adj] | 5 |
|
