| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] become a | 1493 |
|
| 2 | have become a | 1492 |
|
| 3 | to have [verb] a | 1086 |
|
| 4 | to have [vb pp] a | 994 |
|
| 5 | to have become [art] | 48 |
|
| 6 | to have become [art] | 48 |
|
| 7 | to have become a | 35 |
|
| 8 | [to-vb] become a | 27 |
|
| 9 | to have become a | 27 |
|
