| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a couple [prep] | 7172 |
|
| 2 | [v-ing] a couple | 157 |
|
| 3 | [v-ing] a [prep] | 25 |
|
| 4 | [v-ing] couple [prep] | 6 |
|
