| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep a close eye on [pos pn] | 8 |
|
| 2 | to keep a close eye on [pron] | 7 |
|
| 3 | keep a close eye on what | 5 |
|
| 4 | keep a close eye on [Wh det] | 5 |
|
| 5 | keep a close eye on what | 5 |
|
