| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] keep [noun] | 335 |
|
| 2 | [adv] keep [noun sg] | 166 |
|
| 3 | [adv] [verb] contact | 92 |
|
| 4 | [adv] keep contact | 6 |
|
| 5 | [adv] keep contact | 6 |
|
