| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep a [adj] watch on [art] | 19 |
|
| 2 | keep a [adj] watch on the | 18 |
|
| 3 | keep a [adj] watch on [art] | 17 |
|
| 4 | keep a close watch on [art] | 11 |
|
| 5 | keep a close watch on [art] | 10 |
|
| 6 | keeping a [adj] watch on [art] | 6 |
|
| 7 | to keep a [adj] watch on [art] | 5 |
|
