| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been done [prep] [det] [noun sg] | 16 |
|
| 2 | [verb] been done [prep] [det] [noun sg] | 16 |
|
| 3 | [vb -s] been done [prep] [det] [noun sg] | 12 |
|
| 4 | has been done [prep] [det] [noun sg] | 12 |
|
