| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] do [adv] maintain | 5 |
|
| 2 | [pron] do [adv] [verb] maintain | 5 |
|
| 3 | [pron] do [adv] [vb infin] maintain | 5 |
|
