| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] 1970s [coord] [prep] | 7 |
|
| 2 | late 1970s [conj] [prep] | 6 |
|
| 3 | [adj] 1970s and [prep] | 6 |
|
| 4 | [adj] 1970s and [prep] | 6 |
|
| 5 | [adj] 1970s [conj] in | 5 |
|
