| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] a [noun] | 10136 |
|
| 2 | [verb] become a [noun] | 1092 |
|
| 3 | [vb past] become [art] [noun] | 561 |
|
| 4 | [vb past] become [art] [noun] | 561 |
|
| 5 | [vb past] become a [noun] | 418 |
|
