| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure that [adj] [noun pl] | 595 |
|
| 2 | is that [adj] [noun pl] | 467 |
|
| 3 | is ensure that [adj] | 43 |
|
| 4 | is ensure that [noun pl] | 27 |
|
