| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] 1970s [verb] | 145 |
|
| 2 | [prep] [art] 1970s be | 59 |
|
| 3 | [prep] [art] [verb] be | 33 |
|
| 4 | [art] 1970s [verb] be | 11 |
|
