| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [vb pp] on [det] [noun sg] | 20 |
|
| 2 | has be [vb pp] on [det] [noun sg] | 20 |
|
| 3 | has be [vb pp] on this [noun sg] | 10 |
|
