| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [be] | 3396 |
|
| 2 | [vb past] [be] call | 230 |
|
| 3 | who [be] call | 119 |
|
| 4 | who [vb past] call | 44 |
|
