| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] problem when it [verb] to | 5 |
|
| 2 | [adj] problem when it [verb] [prep] | 5 |
|
| 3 | [adj] problem when it [verb] [prep] | 5 |
|
| 4 | [adj] problem when it [verb] to | 5 |
|
