| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] [adv] [prep] a period | 9 |
|
| 2 | [noun] [verb] [adv prt] [prep] a period | 8 |
|
| 3 | [noun] [verb] [adv] [prep] a period | 7 |
|
| 4 | [noun] [vb -s] [adv] [prep] a period | 5 |
|
| 5 | [noun] [verb] [adv] over a period | 5 |
|
