| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been allowed | 153 |
|
| 2 | [vb past] be allowed | 153 |
|
| 3 | [vb past] [been] allowed | 153 |
|
| 4 | had [be] allowed | 144 |
|
| 5 | 'd [be] allowed | 9 |
|
