| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [prep] be a [adj] | 172 |
|
| 2 | [was/were] thought [prep] be [adj] | 78 |
|
| 3 | thought [prep] be a [adj] | 53 |
|
| 4 | [was/were] thought [prep] be a | 34 |
|
