| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [modal v] [verb] [prep] | 1227 |
|
| 2 | [modal v] [verb] us [prep] | 662 |
|
| 3 | who [verb] us [prep] | 93 |
|
| 4 | who [modal v] [verb] us | 79 |
|
