| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is for [adj] [noun] [prep] | 62 |
|
| 2 | require for [adj] [noun] [prep] | 49 |
|
| 3 | is require for [adj] [noun] | 42 |
|
| 4 | is require for [noun] [prep] | 17 |
|
