| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adj] [conj] [adj] [noun] | 777 |
|
| 2 | [adj] ensure [conj] [adj] [noun] | 24 |
|
| 3 | is ensure [conj] [adj] [noun] | 18 |
|
| 4 | is [adj] ensure [conj] [noun] | 15 |
|
| 5 | is [adj] ensure [conj] [adj] | 8 |
|
