| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have so far [vb pp] | 32 |
|
| 2 | [Wh det] has so far [vb pp] | 21 |
|
| 3 | [Wh det] have so far [vb pp] | 7 |
|
| 4 | [Wh det] had so far [vb pp] | 6 |
|
