| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have evolved from | 12 |
|
| 2 | [modal v] have evolved from | 12 |
|
| 3 | may have evolved from | 6 |
|
| 4 | may have evolved from | 6 |
|
| 5 | have evolved from [art] | 8 |
|
| 6 | have evolved from [art] | 8 |
|
| 7 | have evolved from a | 6 |
|
| 8 | have evolved from a | 6 |
|
