| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [noun] [vb mod] [prep] [be] | 21 |
|
| 2 | [Wh adv] [noun] [modal v] [prep] [be] | 21 |
|
| 3 | [adv] [noun] used [prep] [be] | 11 |
|
| 4 | [Wh adv] [noun] used [prep] [be] | 10 |
|
| 5 | [Wh adv] [noun] used [prep] [be] | 10 |
|
