| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | build up over a [noun sg] | 9 |
|
| 2 | build up over a [noun] | 9 |
|
| 3 | [verb] up over a period | 7 |
|
| 4 | build up over [art] period | 6 |
|
| 5 | build up over [art] period | 6 |
|
| 6 | build up [prep] a period | 6 |
|
| 7 | build up over a period | 5 |
|
| 8 | build [adv] over a period | 5 |
|
| 9 | build [adv prt] over a period | 5 |
|
| 10 | build up over a period | 5 |
|
| 11 | build up over a period | 5 |
|
