| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it a [adj] [noun] | 1661 |
|
| 2 | require a [adj] [noun] | 1119 |
|
| 3 | it require [adj] [noun] | 105 |
|
| 4 | it require a [adj] | 92 |
|
| 5 | it require a [noun] | 66 |
|
