| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [v-ing] [prep] [art] | 7878 |
|
| 2 | [conj] [v-ing] [prep] [art] | 7878 |
|
| 3 | [conj] [v-ing] [prep] a | 2243 |
|
| 4 | [conj] [verb] [prep] an | 1828 |
|
