| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adj] [pron] [vb mod] | 725 |
|
| 2 | [was/were] [adj] [pron] [modal v] | 725 |
|
| 3 | [be] [adj] [pron] could | 421 |
|
| 4 | [was/were] [adj] [pron] could | 213 |
|
