| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] it at | 75 |
|
| 2 | not [vb infin] it at | 45 |
|
| 3 | not know it at | 16 |
|
| 4 | [adv] know it at | 16 |
|
| 5 | [not/n't] know it at | 16 |
|
| 6 | not know [pron] at | 8 |
|
| 7 | not know it [prep] | 7 |
|
| 8 | not know it at | 7 |
|
| 9 | not know it [prep] | 7 |
|
| 10 | not know it at | 7 |
|
