| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] [that] [adj] | 1555 |
|
| 2 | it is [adj] ensure [that] | 57 |
|
| 3 | is [adj] ensure [that] [adj] | 19 |
|
| 4 | it is [adj] ensure [adj] | 7 |
|
