| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [verb] [not/n't] know how | 954 |
|
| 2 | i [verb] [adv] know how | 954 |
|
| 3 | i [verb] not know how | 953 |
|
| 4 | i [verb] n't know how | 901 |
|
| 5 | i [verb] not know how | 52 |
|
