| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] a [noun] | 32562 |
|
| 2 | become a [noun] | 6615 |
|
| 3 | [vb -s] become a | 971 |
|
| 4 | [vb -s] become [noun] | 150 |
|
