| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a [adj] [noun sg] period | 46 |
|
| 2 | [vb pp] [prep] a [adj] [noun sg] period | 46 |
|
| 3 | [vb pp] over a [adj] [noun sg] period | 23 |
|
| 4 | [vb pp] over a [adj] [noun sg] period | 23 |
|
| 5 | [vb pp] for a [adj] [noun sg] period | 8 |
|
| 6 | [vb pp] for a [adj] [noun sg] period | 8 |
|
| 7 | [vb pp] to a [adj] [noun sg] period | 5 |
|
| 8 | [vb pp] to a [adj] [noun sg] period | 5 |
|
