| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] who [modal v] [be] | 120 |
|
| 2 | [det] [modal v] [prep] [be] | 111 |
|
| 3 | who [modal v] [prep] [be] | 62 |
|
| 4 | [det] who [modal v] [prep] | 10 |
|
