| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [be] keeping a [adj] eye | 7 |
|
| 2 | [be] keeping a [adj] eye on | 17 |
|
| 3 | [be] keeping a [adj] eye on | 17 |
|
| 4 | [be] keeping a [adj] eye [prep] | 17 |
|
| 5 | [be] keeping a [adj] eye [prep] | 17 |
|
