| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 1980 and [num] [art] | 8 |
|
| 2 | 1980 and [num] [art] | 8 |
|
| 3 | 1980 and [num] the | 7 |
|
| 4 | 1980 and [num] the | 7 |
|
