| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] [vb pp] in the 1980s | 9 |
|
| 2 | [Wh det] [verb] [vb pp] in the 1980s | 5 |
|
| 3 | which [verb] [vb pp] in the 1980s | 5 |
|
| 4 | which [verb] [vb pp] in the 1980s | 5 |
|
| 5 | [verb] [vb pp] [adv] in the 1980s | 6 |
|
| 6 | [verb] [vb pp] in the [adj] 1980s | 7 |
|
| 7 | [verb] [vb pp] in the [adj] 1980s | 7 |
|
