| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [adv] [verb] | 26521 |
|
| 2 | are [adv] [vb pp] | 19433 |
|
| 3 | [be] [adv] required | 550 |
|
| 4 | be [adv] required | 550 |
|
| 5 | are [adv] required | 251 |
|
| 6 | are [adv] require | 173 |
|
| 7 | [am/are] [adv] required | 173 |
|
