| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] that [noun pl] are | 30 |
|
| 2 | is [vb pp] [that] [noun pl] are | 16 |
|
| 3 | is [to-vb] [that] [noun pl] are | 10 |
|
| 4 | is to ensure [that] [noun pl] are | 5 |
|
| 5 | is ensure [that] [noun pl] are | 5 |
|
