| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [verb] [art] | 5615 |
|
| 2 | [adv] [conj] [to-vb] [art] | 907 |
|
| 3 | [adv] [conj] maintain [art] | 22 |
|
| 4 | [adv] [conj] to maintain [art] | 12 |
|
| 5 | [adv] [conj] to maintain [art] | 12 |
|
