| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] and [conj] | 1806 |
|
| 2 | [Wh adv] and [conj] | 185 |
|
| 3 | how [conj] [conj] | 73 |
|
| 4 | how and [conj] | 62 |
|
