| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] not [vb infin] so far | 7 |
|
| 2 | did not [vb infin] so far | 7 |
|
| 3 | [vb past] not [vb infin] so far | 7 |
|
| 4 | [vb past] not go so far | 5 |
|
