| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [verb] [prep] [adj] | 656 |
|
| 2 | [modal v] be do [prep] [adj] | 99 |
|
| 3 | could be do [prep] [adj] | 32 |
|
| 4 | could [be] do [prep] [adj] | 14 |
|
| 5 | could be do [prep] [adj] | 14 |
|
