| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [v-ing] for an | 56 |
|
| 2 | or [v-ing] for [art] | 55 |
|
| 3 | or [v-ing] for [art] | 55 |
|
| 4 | or [v-ing] [prep] an | 32 |
|
| 5 | 27 |
|
|
| 6 | or [verb] for an | 18 |
|
