| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] over a period [prep] [noun] | 78 |
|
| 2 | [noun sg] over a period [prep] [adj] | 53 |
|
| 3 | [noun sg] over a period [prep] [noun sg] | 48 |
|
| 4 | [noun sg] over a period [prep] time | 48 |
|
| 5 | [noun sg] over a period [prep] time | 48 |
|
| 6 | [noun sg] over a period [prep] [num] | 45 |
|
| 7 | [noun sg] over a period [prep] [noun pl] | 30 |
|
| 8 | [noun sg] over a period [prep] year | 18 |
|
| 9 | [noun sg] over a period [prep] years | 18 |
|
| 10 | [noun sg] over a period [prep] [adv] | 15 |
|
| 11 | [noun sg] over a period [prep] [adv] | 14 |
|
| 12 | [noun sg] over a period [prep] [art] | 11 |
|
| 13 | [noun sg] over a period [prep] [art] | 11 |
|
| 14 | [noun sg] over a period [prep] two | 10 |
|
| 15 | [noun sg] over a period [prep] two | 10 |
|
| 16 | [noun sg] over a period [prep] a | 9 |
|
| 17 | [noun sg] over a period [prep] a | 9 |
|
| 18 | [noun sg] over a period [prep] months | 8 |
|
| 19 | [noun sg] over a period [prep] [det] | 8 |
|
| 20 | [noun sg] over a period [prep] three | 8 |
|
| 21 | [noun sg] over a period [prep] month | 8 |
|
| 22 | [noun sg] over a period [prep] three | 8 |
|
| 23 | [noun sg] over a period [prep] [prep] | 7 |
|
| 24 | [noun sg] over a period [prep] [prep] | 7 |
|
| 25 | [noun sg] over a period [prep] at | 5 |
|
| 26 | [noun sg] over a period [prep] at | 5 |
|
| 27 | [adj] [noun sg] over a period [prep] | 57 |
|
| 28 | [art] [noun sg] over a period [prep] | 46 |
|
| 29 | [art] [noun sg] over a period [prep] | 46 |
|
| 30 | [adj] [noun sg] over a period [prep] | 44 |
|
