| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must [adv] be thought that | 7 |
|
| 2 | it must [adv] be thought [conj] | 7 |
|
| 3 | it must [adv] be thought that | 7 |
|
| 4 | it must [adv] be thought [that] | 7 |
|
