| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but only [prep] so far | 7 |
|
| 2 | but only [prep] so far | 7 |
|
| 3 | but [adv] in so far | 7 |
|
| 4 | but [adv] [prep] so far | 7 |
|
