| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [adv] [prep] a [noun] [prep] | 1449 |
|
| 2 | [noun] [adv] [prep] a [noun sg] [prep] | 1401 |
|
| 3 | [noun] [adv] [prep] [art] period [prep] | 25 |
|
| 4 | [noun] [adv] [prep] [art] period [prep] | 25 |
|
| 5 | [noun] [adv] [prep] a period [prep] | 15 |
|
| 6 | [noun] [adv] [prep] a period [prep] | 15 |
|
| 7 | [noun] [adv] [prep] a period [prep] | 15 |
|
