| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] at [art] [adj] time ensure | 10 |
|
| 2 | [coord] at [art] [adj] time ensure | 8 |
|
| 3 | and at [art] [adj] time ensure | 5 |
|
| 4 | and at [art] [adj] time ensure | 5 |
|
| 5 | at [art] [adj] time ensure [that] | 9 |
|
| 6 | at [art] [adj] time ensure [conj] | 9 |
|
| 7 | at [art] [adj] time ensure that | 9 |
|
| 8 | at [art] [adj] time ensure that | 9 |
|
