| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] these [noun] | 2711 |
|
| 2 | [to-vb] [adj] problem | 601 |
|
| 3 | [to-vb] [det] problem | 395 |
|
| 4 | [verb] these problem | 198 |
|
| 5 | [to-vb] these problem | 77 |
|
