| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have become a [noun] | 898 |
|
| 2 | which have a [noun] | 502 |
|
| 3 | which have become a | 57 |
|
| 4 | which become a [noun] | 40 |
|
| 5 | which have become [noun] | 28 |
|
