| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [adj] [prep] [adj] | 59 |
|
| 2 | [Wh det] could [be] [adj] [prep] | 49 |
|
| 3 | [Wh det] could [be] [prep] [adj] | 10 |
|
