| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb infin] [adj] | 3942 |
|
| 2 | [verb] [adj] problem | 2947 |
|
| 3 | [vb infin] [adj] problem | 571 |
|
| 4 | [verb] [vb infin] problem | 40 |
|
