| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] [art] [noun pl] | 3499 |
|
| 2 | could be [vb pp] [prep] [art] | 2751 |
|
| 3 | could be [vb pp] [prep] [noun pl] | 353 |
|
| 4 | could be [prep] [art] [noun pl] | 26 |
|
