| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [v-ing] [prep] | 19856 |
|
| 2 | [adv] [v-ing] [prep] | 18628 |
|
| 3 | [adv] [conj] [prep] | 16605 |
|
| 4 | [adv] [conj] [v-ing] | 7249 |
|
