| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] keep an eye | 20 |
|
| 2 | [noun pl] [coord] keep an [noun] | 7 |
|
| 3 | [noun pl] [conj] keep an eye | 7 |
|
| 4 | [noun pl] [coord] [verb] an eye | 7 |
|
| 5 | [noun pl] [coord] keep an [noun sg] | 7 |
|
| 6 | [noun pl] [coord] keep [art] eye | 6 |
|
| 7 | [noun pl] [coord] keep [art] eye | 6 |
|
| 8 | [noun pl] [coord] keep a eye | 6 |
|
| 9 | [noun pl] [coord] keep an eye | 6 |
|
