| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a [num ord] | 3025 |
|
| 2 | become a [adj] | 619 |
|
| 3 | [vb pp] a [num ord] | 397 |
|
| 4 | become [art] [num ord] | 77 |
|
| 5 | become [art] [num ord] | 77 |
|
| 6 | become a [num ord] | 30 |
|
| 7 | become a [num ord] | 6 |
|
