| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have become a major [noun] | 40 |
|
| 2 | have become a major [noun sg] | 40 |
|
| 3 | has become a major [noun] | 28 |
|
| 4 | had become a major [noun] | 6 |
|
| 5 | have become a major [noun] | 6 |
|
