| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] know [Wh det] [pron] [modal v] [verb] | 144 |
|
| 2 | [not/n't] know [Wh det] [pers pn] [modal v] [verb] | 143 |
|
| 3 | [not/n't] [verb] [Wh det] we [modal v] [verb] | 28 |
|
| 4 | [not/n't] [vb infin] [Wh det] we [modal v] [verb] | 27 |
|
| 5 | [not/n't] know [Wh det] we [modal v] [verb] | 19 |
|
| 6 | [adv] know [Wh det] we [modal v] [verb] | 19 |
|
| 7 | [not/n't] know [Wh det] we [modal v] [verb] | 19 |
|
| 8 | [not/n't] know [pron] we [modal v] [verb] | 19 |
|
