| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] [verb] [prep] a [noun] | 251 |
|
| 2 | [Wh adv] [pron] [vb -s] [prep] [art] [noun] | 148 |
|
| 3 | [adv] [pron] [vb -s] [prep] a [noun] | 110 |
|
| 4 | [Wh adv] [pron] [vb -s] [prep] a [noun] | 26 |
|
