| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [adv] a | 325 |
|
| 2 | [pron] require [adv] a | 15 |
|
| 3 | it require [adv] [art] | 12 |
|
| 4 | it require [adv] a | 9 |
|
