| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] an | 5930 |
|
| 2 | [vb mod] become [art] | 1274 |
|
| 3 | [vb mod] become [art] | 1274 |
|
| 4 | [vb mod] become a | 902 |
|
| 5 | [modal v] become an | 176 |
|
