| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been buy at the [noun] | 7 |
|
| 2 | [verb] been buy at the [noun sg] | 6 |
|
| 3 | [verb] been buy at the cost | 5 |
|
| 4 | [verb] been buy at the cost | 5 |
|
