| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do n't [verb] | 120734 |
|
| 2 | do n't [vb infin] | 120430 |
|
| 3 | do [adv] understand | 1826 |
|
| 4 | do [not/n't] understand | 1820 |
|
| 5 | do not understand | 1819 |
|
| 6 | do n't understand | 1341 |
|
| 7 | [verb] n't understand | 1340 |
|
