| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [vb pp] [prep] [art] period | 17 |
|
| 2 | of [noun] [vb pp] [prep] [art] period | 13 |
|
| 3 | of [noun] [vb pp] [prep] [art] period | 13 |
|
| 4 | [prep] [noun] [vb pp] [prep] the period | 9 |
|
| 5 | [prep] [noun] [vb pp] [prep] a period | 8 |
|
| 6 | [prep] [noun sg] [vb pp] [prep] [art] period | 8 |
|
| 7 | [prep] [noun pl] [vb pp] [prep] [art] period | 7 |
|
| 8 | [prep] [noun] [vb pp] during [art] period | 5 |
|
