| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in the 1960s [pers pn] | 20 |
|
| 2 | in the 1960s it | 11 |
|
| 3 | in the 1960s it | 11 |
|
| 4 | in the 1960s [ex0] | 6 |
|
| 5 | in the 1960s there | 6 |
|
| 6 | in the 1960s there | 6 |
|
