| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] were [verb] [prep] [art] eighteenth | 6 |
|
| 2 | were [verb] [prep] [art] eighteenth century | 8 |
|
| 3 | were [verb] [prep] [art] eighteenth [noun] | 8 |
|
| 4 | were [verb] [prep] [art] eighteenth [noun sg] | 8 |
|
| 5 | were [verb] [prep] [art] eighteenth century | 8 |
|
