| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] a piece of | 53 |
|
| 2 | if a piece of | 14 |
|
| 3 | than a piece of | 11 |
|
| 4 | as a piece of | 10 |
|
| 5 | when a piece of | 5 |
|
| 6 | whether a piece of | 5 |
|
