| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] over a period | 34 |
|
| 2 | build [adv] over a [noun] | 9 |
|
| 3 | build [adv] over a [noun sg] | 9 |
|
| 4 | build [adv] over [art] period | 6 |
|
| 5 | build [adv] [prep] a period | 6 |
|
| 6 | build [adv] over [art] period | 6 |
|
| 7 | build [adv] over a period | 5 |
|
| 8 | build [adv] over a period | 5 |
|
