| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | following exhibitions [was/were] [vb pp] [prep] last | 7 |
|
| 2 | [adj] exhibitions [was/were] [vb pp] [prep] last | 7 |
|
| 3 | [adj] exhibitions [was/were] [vb pp] [prep] last | 7 |
|
| 4 | following exhibitions [was/were] [vb pp] [prep] last | 7 |
|
| 5 | exhibitions [was/were] [vb pp] [prep] last month | 7 |
|
| 6 | exhibitions [was/were] [vb pp] [prep] last [noun sg] | 7 |
|
| 7 | exhibitions [was/were] [vb pp] [prep] last [noun] | 7 |
|
| 8 | exhibitions [was/were] [vb pp] [prep] last month | 7 |
|
