| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could think of [be] [adj] | 5 |
|
| 2 | could [verb] of [was/were] [adj] | 5 |
|
| 3 | could [vb infin] of [be] [adj] | 5 |
|
| 4 | could think of [be] [adj] | 5 |
|
| 5 | could [verb] of [be] [adj] | 5 |
|
| 6 | could [verb] of be [adj] | 5 |
|
