| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have so far [been] [verb] [prep] | 12 |
|
| 2 | [vb base] so far been [verb] [prep] | 12 |
|
| 3 | [vb base] so far [been] [vb pp] [prep] | 11 |
|
