| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [verb] been keep an eye | 5 |
|
| 2 | [pers pn] [verb] [be] keeping an eye | 5 |
|
| 3 | [pers pn] [verb] [been] keep an eye | 5 |
|
| 4 | [pers pn] [verb] be keep an eye | 5 |
|
| 5 | [pers pn] have [be] keep an eye | 5 |
|
