| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb base] [prep] the period [prep] | 7 |
|
| 2 | [noun pl] [vb base] [prep] the period [prep] | 6 |
|
| 3 | [vb base] [prep] the [adj] period [prep] | 10 |
|
| 4 | [vb base] [prep] the period [prep] [noun] | 7 |
|
| 5 | [vb base] [prep] the period [prep] [noun sg] | 5 |
|
