| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it should not be [verb] | 220 |
|
| 2 | it should not be [vb pp] | 219 |
|
| 3 | it should not be forgotten | 38 |
|
| 4 | it should not be forget | 38 |
|
| 5 | it should not be assumed | 33 |
|
| 6 | it should not be assume | 33 |
|
| 7 | it should not be used | 12 |
|
| 8 | it should not be think | 12 |
|
| 9 | it should not be use | 12 |
|
| 10 | it should not be thought | 12 |
|
| 11 | it should not be regarded | 9 |
|
| 12 | it should not be regard | 9 |
|
| 13 | it should not be taken | 8 |
|
| 14 | it should not be take | 8 |
|
| 15 | it should not be allowed | 6 |
|
| 16 | it should not be allow | 6 |
|
