| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [noun] [noun] | 72 |
|
| 2 | could be [noun sg] [noun] | 39 |
|
| 3 | could be [noun prp] [noun] | 29 |
|
| 4 | could be [noun] [noun prp] | 28 |
|
| 5 | could be [noun] [noun sg] | 23 |
|
| 6 | could be [noun] [noun pl] | 18 |
|
