| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so far as [pron] can tell | 13 |
|
| 2 | so [adv] as [pron] can tell | 13 |
|
| 3 | so [adv] as [pers pn] can tell | 11 |
|
| 4 | so [adv] as we can tell | 7 |
|
| 5 | so [adv] as we can tell | 7 |
|
