| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] an eye [prep] the | 12 |
|
| 2 | [vb mod] keep [art] eye [prep] the | 9 |
|
| 3 | [vb mod] keep an [noun sg] [prep] the | 9 |
|
| 4 | [vb mod] keep an eye [prep] the | 9 |
|
| 5 | [vb mod] keep an eye [prep] [art] | 9 |
|
| 6 | [vb mod] keep a eye [prep] the | 9 |
|
| 7 | [vb mod] keep an [noun] [prep] the | 9 |
|
| 8 | [vb mod] keep [art] eye [prep] the | 9 |
|
| 9 | [modal v] keep an eye [prep] the | 9 |
|
