| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] did n't they [vb infin] | 46 |
|
| 2 | [adv] did n't [adv] [vb infin] | 32 |
|
| 3 | [adv] did they [adv] [vb infin] | 20 |
|
| 4 | did n't they [adv] [vb infin] | 15 |
|
| 5 | [adv] did n't they [adv] | 8 |
|
