| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [verb] the [adj] | 30 |
|
| 2 | could be [verb] the [adj] | 30 |
|
| 3 | could be [verb] the [adj] | 23 |
|
| 4 | could be [vb pp] the [adj] | 20 |
|
| 5 | could be [v-ing] the [adj] | 6 |
|
