| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] could be [vb pp] [prep] | 483 |
|
| 2 | [adj] be [vb pp] [adj] [prep] | 128 |
|
| 3 | could be [vb pp] [adj] [prep] | 88 |
|
| 4 | [adj] could be [adj] [prep] | 46 |
|
| 5 | [adj] could be [vb pp] [adj] | 15 |
|
