| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] become a [adj] | 245 |
|
| 2 | [not/n't] become a [adj] | 58 |
|
| 3 | [vb past] [not/n't] become [adj] | 52 |
|
| 4 | [vb past] [not/n't] become a | 50 |
|
| 5 | [vb past] [not/n't] a [adj] | 32 |
|
