| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] become a [adj] threat | 6 |
|
| 2 | [vb -s] become a [adj] threat | 6 |
|
| 3 | has become a [adj] threat | 6 |
|
| 4 | [vb -s] become a [adj] threat | 6 |
|
| 5 | [vb -s] become a [adj] threat | 6 |
|
