| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was thought that [adj] | 22 |
|
| 2 | it [was/were] thought that [det] | 16 |
|
| 3 | it [was/were] thought that [adj] | 7 |
|
| 4 | it [was/were] thought that this | 7 |
|
| 5 | it [was/were] thought that this | 7 |
|
