| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which we do not [vb infin] | 27 |
|
| 2 | what we do not [vb infin] | 18 |
|
| 3 | [Wh det] we do not know | 13 |
|
| 4 | [Wh det] we do not have | 8 |
|
