| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] so far | 136 |
|
| 2 | [vb past] [vb pp] so far | 65 |
|
| 3 | [vb past] been [vb pp] so | 64 |
|
| 4 | [vb past] been [vb pp] far | 9 |
|
