| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] require [art] [noun pl] [prep] be | 8 |
|
| 2 | [noun sg] require [art] [noun pl] [prep] be | 6 |
|
| 3 | require [art] [noun pl] [prep] be [vb pp] | 12 |
|
| 4 | require [art] [noun pl] [prep] be [verb] | 12 |
|
