| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] for [adj] [noun] | 584 |
|
| 2 | required for [adj] [noun] | 249 |
|
| 3 | [is] required for [adj] | 63 |
|
| 4 | [is] required for [noun] | 60 |
|
| 5 | [is] required [adj] [noun] | 10 |
|
