| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [Wh adv] [art] | 1078 |
|
| 2 | [prep] a [noun] [Wh adv] [art] | 1078 |
|
| 3 | in [art] [noun] [Wh adv] [art] | 710 |
|
| 4 | in a [noun] [adv] [art] | 332 |
|
| 5 | in a [noun] [Wh adv] [art] | 308 |
|
