| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | did [not/n't] know [adv] | 159 |
|
| 2 | [vb past] n't know [adv] | 109 |
|
| 3 | [vb past] not know [adv] | 50 |
|
| 4 | [vb past] [not/n't] know then | 24 |
|
| 5 | [vb past] [not/n't] know quite | 18 |
|
| 6 | [vb past] [not/n't] know exactly | 16 |
|
| 7 | [vb past] [not/n't] know better | 14 |
|
| 8 | [vb past] [not/n't] know enough | 12 |
|
| 9 | [vb past] [not/n't] know very | 10 |
|
| 10 | [vb past] [not/n't] know before | 9 |
|
| 11 | [vb past] [not/n't] know either | 8 |
|
| 12 | [vb past] [not/n't] know already | 7 |
|
| 13 | [vb past] [not/n't] know just | 5 |
|
