| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adj] [verb] [conj] [adj] | 135 |
|
| 2 | is [adj] ensure [conj] [adj] | 19 |
|
| 3 | be [adj] ensure [conj] [adj] | 11 |
|
| 4 | [be] [adj] ensure [conj] [adj] | 11 |
|
| 5 | [is] [adj] ensure [conj] [adj] | 8 |
|
