| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [verb] a | 17281 |
|
| 2 | [vb -s] [vb pp] a | 12993 |
|
| 3 | [verb] become a | 1836 |
|
| 4 | [vb -s] become [art] | 1223 |
|
| 5 | [vb -s] become a | 971 |
|
