| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | though if | 86 |
|
| 2 | though as | 84 |
|
| 3 | though when | 61 |
|
| 4 | though since | 16 |
|
| 5 | though before | 11 |
|
| 6 | though where | 10 |
|
| 7 | though because | 10 |
|
