| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] be in [adj] [noun] | 59 |
|
| 2 | could [vb infin] be [prep] [adj] [noun] | 19 |
|
| 3 | could [vb infin] [be] in [adj] [noun] | 11 |
|
| 4 | could [verb] be in [adj] [noun] | 11 |
|
