| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep an [noun sg] on [adj] | 11 |
|
| 2 | keep an eye on [adj] | 11 |
|
| 3 | keep an eye on [adj] | 11 |
|
| 4 | keep an [noun] on [adj] | 11 |
|
| 5 | keep an [noun] on [det] | 8 |
|
