| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be kept [adj] | 18 |
|
| 2 | [adv] be kept [adj] | 10 |
|
| 3 | [adv] [be] kept [adj] | 10 |
|
| 4 | always [be] kept [adj] | 5 |
|
