| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [verb] a [noun] | 2654 |
|
| 2 | [verb] to become a [noun] | 276 |
|
| 3 | [Wh pn] [verb] to become a | 14 |
|
| 4 | [Wh pn] [verb] to become [noun] | 12 |
|
