| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had become [adv] [adv] [verb] | 10 |
|
| 2 | [vb past] become [adv] [adv] [verb] | 10 |
|
| 3 | [vb past] become [adv] [adv] [vb pp] | 10 |
|
