| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [modal v] be required | 46 |
|
| 2 | that [vb mod] be required | 46 |
|
| 3 | that may be required | 17 |
|
| 4 | that would be required | 17 |
|
| 5 | that may be required | 17 |
|
| 6 | that would be required | 17 |
|
| 7 | that will be required | 10 |
|
| 8 | that will be required | 10 |
|
