| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to keep an eye on [pers pn] | 48 |
|
| 2 | to keep an [noun sg] on you | 14 |
|
| 3 | to keep an [noun sg] on him | 12 |
|
| 4 | to keep an [noun sg] on them | 8 |
|
