| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [adv] [adj] | 15943 |
|
| 2 | could [be] [adv] [adj] | 1047 |
|
| 3 | could be [adv] [adj] | 1047 |
|
| 4 | could [be] [adv] [adj] | 1046 |
|
