| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] represent a | 18 |
|
| 2 | [vb past] not represent a | 17 |
|
| 3 | [vb past] [not/n't] represent a | 17 |
|
| 4 | [vb past] not represent a | 17 |
|
