| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | though [adv] [to-vb] | 14 |
|
| 2 | though not [to-vb] | 8 |
|
| 3 | though not [to-vb] | 8 |
|
| 4 | though [not/n't] [to-vb] | 8 |
|
