| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a couple [prep] | 2085 |
|
| 2 | [adv] a couple [prep] | 515 |
|
| 3 | [adv] [prep] a couple | 208 |
|
| 4 | [adv] [prep] a [prep] | 32 |
|
