| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be [vb pp] [prep] [adj] | 1725 |
|
| 2 | could be [vb pp] [prep] [adj] | 647 |
|
| 3 | [adv] could be [vb pp] [prep] | 74 |
|
