| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] is [verb] that [art] | 20 |
|
| 2 | [noun pl] is [to-vb] that [art] | 18 |
|
| 3 | [noun pl] is [verb] that the | 16 |
|
| 4 | [noun pl] is [verb] that the | 16 |
|
| 5 | [noun pl] is to ensure that [art] | 10 |
|
| 6 | [noun pl] is ensure that [art] | 10 |
|
