| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [noun sg] [prep] a period | 50 |
|
| 2 | [noun] [prep] [noun sg] [prep] a period | 50 |
|
| 3 | [noun sg] [prep] [noun sg] [prep] a period | 36 |
|
| 4 | [noun] of [noun sg] [prep] a period | 29 |
|
| 5 | [noun] of [noun sg] [prep] a period | 29 |
|
| 6 | [noun] [prep] [noun sg] for a period | 17 |
|
| 7 | [noun] [prep] [noun sg] for a period | 17 |
|
| 8 | [noun] [prep] [noun sg] over a period | 16 |
|
| 9 | [noun] [prep] [noun sg] over a period | 16 |
|
| 10 | [noun pl] [prep] [noun sg] [prep] a period | 10 |
|
| 11 | [noun] in [noun sg] [prep] a period | 8 |
|
| 12 | [noun] in [noun sg] [prep] a period | 8 |
|
| 13 | [noun] [prep] [noun sg] after a period | 5 |
|
| 14 | [noun] [prep] [noun sg] after a period | 5 |
|
