| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while at the same [noun] maintain | 7 |
|
| 2 | while at the same [noun] maintain | 7 |
|
| 3 | while at the same [noun sg] maintain | 7 |
|
| 4 | while at the same [noun] maintain | 7 |
|
| 5 | while at the same time maintain | 7 |
|
| 6 | while at the same time maintain | 7 |
|
| 7 | while at the same [noun] maintaining | 6 |
|
