| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] keep an eye [prep] [pron] | 31 |
|
| 2 | [vb past] keep an [noun sg] [prep] [pron] | 7 |
|
| 3 | [vb past] keep an [noun] [prep] [pron] | 7 |
|
| 4 | [vb past] keep a eye [prep] [pron] | 6 |
|
| 5 | [vb past] keep [art] eye [prep] [pron] | 6 |
|
| 6 | [vb past] [verb] an eye [prep] [pron] | 6 |
|
| 7 | [vb past] keep an eye [prep] [pron] | 6 |
|
| 8 | [vb past] keep [art] eye [prep] [pron] | 6 |
|
