| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [v-ing] [art] | 20233 |
|
| 2 | [subord] [v-ing] [art] | 7234 |
|
| 3 | though [verb] [art] | 147 |
|
| 4 | though [v-ing] [art] | 105 |
|
