| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] for the [adj] [noun sg] | 83 |
|
| 2 | required for the [adj] [noun sg] | 37 |
|
| 3 | [is] required for the [noun sg] | 35 |
|
| 4 | [is] required for [adj] [noun sg] | 15 |
|
| 5 | [is] required for the [adj] | 12 |
|
