| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] for a | 5191 |
|
| 2 | [v-ing] a [unc] | 263 |
|
| 3 | for a [unc] | 203 |
|
| 4 | [v-ing] for [unc] | 99 |
|
