| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [been] call | 15 |
|
| 2 | who [vb past] be call | 15 |
|
| 3 | who [vb past] been call | 15 |
|
| 4 | who had [be] call | 12 |
|
| 5 | who [vb past] [be] called | 12 |
|
