| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as i know [adv] | 16 |
|
| 2 | as i know [Wh adv] | 11 |
|
| 3 | as i know how | 6 |
|
| 4 | as i know how | 6 |
|
| 5 | as i know [adv] | 5 |
|
