| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] in [art] [adj] | 11415 |
|
| 2 | could be [vb pp] in [art] | 402 |
|
| 3 | could be [vb pp] in [adj] | 252 |
|
| 4 | could be [vb pp] [art] [adj] | 61 |
|
| 5 | could be in [art] [adj] | 15 |
|
