| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] keep an eye [prep] [pers pn] | 34 |
|
| 2 | [vb mod] keep an eye [prep] [pers pn] | 34 |
|
| 3 | will keep an eye [prep] [pers pn] | 9 |
|
| 4 | 'll keep an eye [prep] [pron] | 9 |
|
| 5 | 'll keep a eye [prep] [pers pn] | 7 |
|
| 6 | 'll keep an [noun] [prep] [pers pn] | 7 |
|
| 7 | 'll keep [art] eye [prep] [pers pn] | 7 |
|
| 8 | 'll keep [art] eye [prep] [pers pn] | 7 |
|
| 9 | 'll [verb] an eye [prep] [pers pn] | 7 |
|
