| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [conj] maintain [art] [adj] [noun sg] | 23 |
|
| 2 | [to-vb] [coord] maintain [art] [adj] [noun sg] | 23 |
|
| 3 | [to-vb] [conj] maintain [art] [adj] [noun sg] | 22 |
|
| 4 | [to-vb] and maintain [art] [adj] [noun sg] | 19 |
|
| 5 | [to-vb] and maintain [art] [adj] [noun sg] | 19 |
|
| 6 | [to-vb] [conj] maintain a [adj] [noun sg] | 14 |
|
| 7 | [to-vb] [conj] maintain the [adj] [noun sg] | 10 |
|
