| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which [modal v] [be] | 5649 |
|
| 2 | issue [pron] [modal v] [be] | 60 |
|
| 3 | issue which [modal v] [be] | 47 |
|
| 4 | issue [Wh det] [modal v] [be] | 47 |
|
