| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [adv] as i know | 46 |
|
| 2 | so [adv] as i know | 46 |
|
| 3 | so [adv] as i know | 46 |
|
| 4 | so far as i know | 44 |
|
| 5 | so far as i know | 44 |
|
| 6 | so [adv] as i know | 42 |
|
