| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [det] problems that [vb mod] [verb] | 6 |
|
| 2 | [to-vb] [det] problems that [vb mod] [verb] | 5 |
|
| 3 | [det] [adj] problems that [vb mod] [verb] | 5 |
|
| 4 | [det] [adj] problems that [vb mod] [verb] | 5 |
|
