| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] keep a close eye [prep] | 5 |
|
| 2 | [noun] keep [art] close eye [prep] | 5 |
|
| 3 | [noun] keep [art] close eye on | 5 |
|
| 4 | [noun] keep [art] close eye [prep] | 5 |
|
| 5 | [noun] keep a close eye [prep] | 5 |
|
| 6 | [noun] keep [art] close eye on | 5 |
|
