| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [adv] [adj] | 7793 |
|
| 2 | be kept [adv] [adj] | 106 |
|
| 3 | to be kept [adj] | 92 |
|
| 4 | to be kept [adv] | 77 |
|
