| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [verb] been [verb] [verb] | 53 |
|
| 2 | should [verb] been [vb pp] [verb] | 51 |
|
| 3 | [modal v] [verb] been allowed [verb] | 18 |
|
| 4 | [vb mod] [verb] been allowed [verb] | 18 |
|
| 5 | should [verb] be allowed [verb] | 13 |
|
| 6 | should [verb] [be] allowed [verb] | 13 |
|
| 7 | should [verb] been allowed [verb] | 12 |
|
| 8 | should [verb] [been] allowed [verb] | 12 |
|
| 9 | should [verb] been allow [verb] | 12 |
|
