| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [adv] know sir | 7 |
|
| 2 | do [not/n't] know sir | 7 |
|
| 3 | do not know sir | 7 |
|
| 4 | do n't know sir | 7 |
|
| 5 | do [adv] know sir | 7 |
|
