| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have become a [noun sg] | 100 |
|
| 2 | [noun prp] have become a [noun] | 89 |
|
| 3 | [noun prp] has become a [noun] | 52 |
|
| 4 | [noun prp] had become a [noun] | 45 |
|
| 5 | [noun prp] have become an [noun] | 12 |
|
