| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] though they | 20 |
|
| 2 | [verb] even though they | 20 |
|
| 3 | [verb] [adv] though they | 20 |
|
| 4 | [vb pp] [adv] though they | 9 |
|
