| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] keep a [adj] [noun sg] on | 17 |
|
| 2 | [adv] keep a [adj] [noun sg] on | 15 |
|
| 3 | [adv] keep a [adj] eye on | 11 |
|
| 4 | also keep a [adj] [noun sg] on | 5 |
|
