| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] an eye [prep] | 14 |
|
| 2 | could [vb infin] an eye [prep] | 14 |
|
| 3 | could [verb] an eye [prep] | 14 |
|
| 4 | could [verb] an eye on | 13 |
|
| 5 | could keep an eye [prep] | 13 |
|
| 6 | could [verb] an eye on | 13 |
|
| 7 | could keep an eye [prep] | 13 |
|
