| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be used as [art] | 123 |
|
| 2 | to be used as [art] | 123 |
|
| 3 | [prep] be used as [art] | 123 |
|
| 4 | to be used as [art] | 123 |
|
| 5 | [prep] be used as a | 100 |
|
| 6 | [prep] be used as the | 13 |
|
| 7 | [prep] be used as an | 10 |
|
