| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] when it [verb] | 393 |
|
| 2 | [art] problem [conj] it [verb] | 28 |
|
| 3 | [art] problem when [pron] [verb] | 24 |
|
| 4 | [art] problem when it [verb] | 6 |
|
