| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [vb past] [adv] become a | 6 |
|
| 2 | [conj] had [adv] become a | 5 |
|
| 3 | [coord] [vb past] [adv] become a | 5 |
|
| 4 | [conj] [vb past] [adv] become a | 5 |
|
