| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do n't understand | 1340 |
|
| 2 | do not understand | 1176 |
|
| 3 | do not understand | 479 |
|
| 4 | did not understand | 475 |
|
| 5 | does not understand | 167 |
|
