| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] [verb] [adj] | 1841 |
|
| 2 | it [be] [adj] ensure [adj] | 10 |
|
| 3 | it be [adj] ensure [adj] | 10 |
|
| 4 | it [is] [adj] ensure [adj] | 8 |
|
| 5 | [pron] is [adj] ensure [adj] | 7 |
|
