| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] keep an eye on | 40 |
|
| 2 | and keep a eye on | 34 |
|
| 3 | [coord] keep a eye on | 20 |
|
| 4 | [coord] kept a eye on | 10 |
|
| 5 | but keep a eye on | 5 |
|
