| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] it become [adj] | 9 |
|
| 2 | [modal v] it become [adj] | 8 |
|
| 3 | should it become [adj] | 7 |
|
| 4 | should it become [adj] | 7 |
|
