| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] keep a eye | 67 |
|
| 2 | [pron] [vb mod] keep a eye | 67 |
|
| 3 | [pron] could keep a [noun sg] | 16 |
|
| 4 | [pron] could keep a [noun] | 16 |
|
| 5 | [pron] could [verb] a eye | 12 |
|
| 6 | [pron] could keep a eye | 11 |
|
| 7 | [pron] could keep a eye | 11 |
|
| 8 | [pron] could keep [art] eye | 11 |
|
