| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [verb] a couple | 10 |
|
| 2 | it [modal v] [vb infin] a couple | 10 |
|
| 3 | it [modal v] take a couple | 7 |
|
| 4 | it [modal v] take a couple | 7 |
|
