| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] up the [adj] system | 22 |
|
| 2 | [to-vb] up the [adj] system | 8 |
|
| 3 | open up the [adj] system | 6 |
|
| 4 | [v-ing] up the [adj] system | 5 |
|
| 5 | make up the [adj] system | 5 |
|
| 6 | [vb infin] up the [adj] system | 5 |
|
| 7 | up [prep] the [adj] system | 8 |
|
| 8 | up [prep] the [adj] system | 8 |
|
| 9 | up the [adj] system [prep] | 6 |
|
| 10 | up the [adj] system [prep] | 6 |
|
| 11 | up the [adj] system [conj] | 5 |
|
| 12 | up the [adj] system [coord] | 5 |
|
