| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] know if i [am/are] [verb] | 11 |
|
| 2 | [not/n't] know if i [am/are] [verb] | 9 |
|
| 3 | n't know if i [am/are] [verb] | 9 |
|
| 4 | not know if i [am/are] [verb] | 9 |
|
