| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must [not/n't] [be] think that | 6 |
|
| 2 | it must [not/n't] [be] thought that | 6 |
|
| 3 | it must [not/n't] be think that | 6 |
|
| 4 | it must [not/n't] [be] think that | 6 |
|
| 5 | it must not [be] think that | 6 |
|
| 6 | it must [not/n't] [be] think that | 6 |
|
| 7 | it must [not/n't] be think that | 6 |
|
