| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is thought to be [adj] | 59 |
|
| 2 | are thought to be [adj] | 47 |
|
| 3 | was thought to be [adj] | 43 |
|
| 4 | were thought to be [adj] | 35 |
|
| 5 | be thought to be [adj] | 14 |
|
| 6 | be thought to be important | 10 |
|
| 7 | be thought to be responsible | 10 |
|
| 8 | be thought to be due | 8 |
|
| 9 | be thought to be necessary | 8 |
|
