| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | did [not/n't] [verb] [prep] | 7169 |
|
| 2 | did [not/n't] [vb infin] [prep] | 7118 |
|
| 3 | do [not/n't] know [prep] | 867 |
|
| 4 | [verb] [not/n't] know [prep] | 867 |
|
| 5 | did [not/n't] know [prep] | 289 |
|
| 6 | did [adv] know [prep] | 289 |
|
| 7 | [vb past] [not/n't] know [prep] | 288 |
|
| 8 | did [not/n't] know [prep] | 288 |
|
