| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [pron] could [be] | 176 |
|
| 2 | [Wh adv] [pron] could [be] | 167 |
|
| 3 | [Wh adv] [adj] [pron] could | 64 |
|
| 4 | [Wh adv] [adj] could [be] | 40 |
|
