| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is required for [noun] | 60 |
|
| 2 | [conj] is required for | 30 |
|
| 3 | [conj] required for [noun] | 9 |
|
| 4 | [conj] is for [noun] | 8 |
|
