| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [verb] [prep] | 24176 |
|
| 2 | [subord] [v-ing] [prep] | 5897 |
|
| 3 | [subord] ask [prep] | 163 |
|
| 4 | [conj] asking [prep] | 98 |
|
