| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [prep] the 18th | 14 |
|
| 2 | [was/were] [vb pp] [prep] [art] 18th | 12 |
|
| 3 | was [verb] [prep] [art] 18th | 10 |
|
| 4 | [was/were] [verb] in [art] 18th | 5 |
|
