| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to keep a [adj] eye [prep] | 34 |
|
| 2 | to keep a [adj] eye [prep] | 34 |
|
| 3 | keep a watchful eye [prep] | 28 |
|
| 4 | [verb] a watchful eye [prep] | 28 |
|
| 5 | to keep [art] watchful eye [prep] | 5 |
|
| 6 | to keep a watchful [noun] [prep] | 5 |
|
| 7 | to keep a watchful eye [prep] | 5 |
|
| 8 | to keep a watchful [noun sg] [prep] | 5 |
|
| 9 | to keep a watchful eye [prep] | 5 |
|
| 10 | to keep a watchful eye [prep] | 5 |
|
| 11 | to keep a watchful eye [prep] | 5 |
|
| 12 | [to-vb] a watchful eye [prep] | 5 |
|
| 13 | to keep [art] watchful eye [prep] | 5 |
|
