| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] maintain the | 56 |
|
| 2 | [subord] maintaining the | 40 |
|
| 3 | while maintain the | 26 |
|
| 4 | as maintain the | 16 |
|
| 5 | [subord] to maintain the | 14 |
|
| 6 | whilst maintain the | 8 |
|
