| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] be [vb pp] off [prep] | 6 |
|
| 2 | has [adv] been [vb pp] off [prep] | 5 |
|
| 3 | has [adv] [been] [vb pp] off [prep] | 5 |
|
