| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] problems [vb pp] to [art] | 6 |
|
| 2 | problems be [vb pp] to [art] | 6 |
|
| 3 | problems [be] [vb pp] to [art] | 6 |
|
| 4 | problems [was/were] [vb pp] to [art] | 5 |
|
| 5 | problems were [vb pp] to [art] | 5 |
|
| 6 | problems [vb pp] to [art] [noun] | 11 |
|
| 7 | problems [vb pp] to [art] [noun sg] | 10 |
|
