| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [prep] [art] [noun pl] | 2008 |
|
| 2 | could be [verb] [prep] [art] [noun] | 1782 |
|
| 3 | could be [verb] [prep] [art] [noun pl] | 182 |
|
| 4 | could [be] [verb] [prep] [art] [noun pl] | 182 |
|
| 5 | could [be] [verb] [prep] [art] [noun pl] | 182 |
|
