| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [vb base] know [Wh adv] | 28 |
|
| 2 | if we [vb base] [verb] [Wh adv] | 15 |
|
| 3 | [conj] we [vb base] know [Wh adv] | 12 |
|
| 4 | if we [vb base] know [adv] | 6 |
|
| 5 | if we [verb] know [Wh adv] | 6 |
|
