| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] [adv] a [noun] | 152 |
|
| 2 | [conj] [prep] how [art] [noun] | 107 |
|
| 3 | [conj] [prep] [Wh adv] a [noun] | 21 |
|
| 4 | [conj] [prep] how a [noun] | 13 |
|
