| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] build up a | 215 |
|
| 2 | it [verb] up a | 90 |
|
| 3 | it [verb] build up | 20 |
|
| 4 | it [verb] build a | 12 |
|
| 5 | it build up a | 5 |
|
