| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they should not be [verb] | 105 |
|
| 2 | they should not be [verb] | 105 |
|
| 3 | they should not [be] [verb] | 105 |
|
| 4 | they should not [be] [verb] | 102 |
|
| 5 | they should not [be] [vb pp] | 100 |
|
| 6 | they should not [be] use | 18 |
|
| 7 | they should not [be] used | 18 |
|
| 8 | they should not [be] allowed | 5 |
|
| 9 | they should not [be] allow | 5 |
|
| 10 | they should not [be] [v-ing] | 5 |
|
| 11 | they should not [be] regard | 5 |
|
| 12 | they should not [be] regarded | 5 |
|
