| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [not/n't] be restricted to | 24 |
|
| 2 | [vb mod] [not/n't] [be] restricted to | 24 |
|
| 3 | [vb mod] [not/n't] be restricted to | 24 |
|
| 4 | [vb mod] not [be] restricted to | 23 |
|
| 5 | should [not/n't] [be] restricted to | 7 |
|
