| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep a [adj] [noun sg] | 1040 |
|
| 2 | [verb] a low [noun sg] | 772 |
|
| 3 | keep [art] low [noun sg] | 67 |
|
| 4 | keep a low [noun] | 60 |
|
