| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could be [adj] | 800 |
|
| 2 | [noun] could be [prep] | 389 |
|
| 3 | could be [prep] [adj] | 83 |
|
| 4 | [noun] be [prep] [adj] | 12 |
|
| 5 | [noun] could [prep] [adj] | 7 |
|
