| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we can [vb infin] up a | 18 |
|
| 2 | we can [verb] up a | 18 |
|
| 3 | we can [verb] up a | 18 |
|
| 4 | we can build up a | 6 |
|
| 5 | we can build up a | 6 |
|
