| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] become a [noun sg] | 18 |
|
| 2 | not become a [noun] | 15 |
|
| 3 | [not/n't] become a [noun] | 14 |
|
| 4 | [not/n't] become an [noun] | 5 |
|
