| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] is [to-vb] that [art] [noun] | 16 |
|
| 2 | [noun pl] is [verb] that the [noun] | 13 |
|
| 3 | [noun pl] is [verb] that [art] [noun sg] | 10 |
|
| 4 | [noun pl] is ensure that [art] [noun] | 8 |
|
| 5 | [noun pl] is to ensure that [art] [noun] | 8 |
|
