| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which can be [verb] | 1488 |
|
| 2 | problem which [modal v] be [verb] | 37 |
|
| 3 | problem which [vb mod] be [verb] | 37 |
|
| 4 | problem [pron] can be [verb] | 13 |
|
| 5 | problem which can [be] [verb] | 13 |
|
| 6 | problem which can [be] [verb] | 13 |
|
| 7 | problem which can be [verb] | 13 |
|
| 8 | problem which can be [verb] | 13 |
|
