| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep a close [noun sg] on [noun] | 17 |
|
| 2 | keep a close [noun sg] [prep] [noun] | 17 |
|
| 3 | keep a close [noun sg] on [noun] | 17 |
|
| 4 | keep a close [noun sg] [prep] [noun] | 15 |
|
| 5 | keep a close eye [prep] [noun] | 7 |
|
| 6 | keep a close watch [prep] [noun] | 7 |
|
| 7 | keep a close [noun sg] [prep] [noun pl] | 6 |
|
| 8 | keep a close [noun sg] [prep] [noun sg] | 6 |
|
| 9 | keeping a close [noun sg] [prep] [noun] | 5 |
|
| 10 | keep a close [noun sg] [prep] [noun prp] | 5 |
|
