| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep a [adj] [noun] [prep] | 583 |
|
| 2 | keep a [adj] [noun sg] [prep] | 579 |
|
| 3 | [verb] a [adj] eye [prep] | 329 |
|
| 4 | keep a [adj] eye [prep] | 154 |
|
| 5 | keep a [adj] eye [prep] | 150 |
|
| 6 | keep a [adj] eye [prep] | 150 |
|
| 7 | keep [art] [adj] eye [prep] | 150 |
|
