| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] 1989 when [art] [noun] | 14 |
|
| 2 | [prep] 1989 when [art] [noun] | 14 |
|
| 3 | in 1989 when [art] [noun] | 10 |
|
| 4 | in 1989 when [art] [noun] | 10 |
|
| 5 | [noun prp] 1989 when [art] [noun] | 7 |
|
| 6 | [noun] 1989 when [art] [noun] | 7 |
|
| 7 | 1989 when [art] [adj] [noun] | 8 |
|
| 8 | 1989 when [art] [adj] [noun] | 5 |
|
| 9 | 1989 when [art] [noun] [prep] | 6 |
|
| 10 | 1989 when [art] [noun] [prep] | 6 |
|
| 11 | 1989 when [art] [noun] [vb past] | 5 |
|
| 12 | 1989 when [art] [noun] [verb] | 5 |
|
