| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep a close eye [prep] | 48 |
|
| 2 | [verb] a close eye [prep] | 48 |
|
| 3 | to keep a [adj] eye [prep] | 34 |
|
| 4 | to keep a [adj] eye [prep] | 34 |
|
| 5 | to keep a close [noun sg] [prep] | 18 |
|
| 6 | to keep a close [noun] [prep] | 18 |
|
| 7 | to keep a close eye [prep] | 10 |
|
| 8 | to keep [art] close eye [prep] | 10 |
|
| 9 | to keep a close eye [prep] | 10 |
|
| 10 | [to-vb] a close eye [prep] | 10 |
|
| 11 | to keep a close eye [prep] | 10 |
|
| 12 | to keep [art] close eye [prep] | 10 |
|
| 13 | to keep a close eye [prep] | 10 |
|
