| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] [prep] [art] [adj] period | 59 |
|
| 2 | [was/were] [vb pp] [prep] [art] [adj] period | 57 |
|
| 3 | [was/were] [vb pp] [prep] [art] long [noun] | 56 |
|
| 4 | [was/were] [vb pp] [prep] [art] long [noun sg] | 50 |
|
| 5 | [be] [vb pp] [prep] [art] long period | 23 |
|
| 6 | [was/were] [verb] [prep] [art] long period | 6 |
|
| 7 | [was/were] [vb pp] [prep] [art] long period | 5 |
|
| 8 | [was/were] [vb pp] [prep] [art] long period | 5 |
|
