| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure that [adj] needs are | 8 |
|
| 2 | ensure that [adj] needs [be] | 8 |
|
| 3 | ensure that [adj] needs be | 8 |
|
| 4 | ensure that [adj] needs [am/are] | 8 |
|
