| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [art] [noun] | 5827 |
|
| 2 | 1988 [art] [noun] | 185 |
|
| 3 | 1988 when [art] | 13 |
|
| 4 | 1988 when [noun] | 10 |
|
