| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | up [prep] the 1970s | 12 |
|
| 2 | up to the 1970s | 6 |
|
| 3 | up to the 1970s | 6 |
|
| 4 | up in the 1970s | 5 |
|
| 5 | up in the 1970s | 5 |
|
