| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have become a [adj] [noun sg] | 15 |
|
| 2 | have become a [adj] [noun] | 15 |
|
| 3 | have become a [adj] [noun] | 10 |
|
| 4 | have become an [adj] [noun] | 5 |
|
