| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [v-ing] the [adj] | 1499 |
|
| 2 | and the [adj] system | 161 |
|
| 3 | [v-ing] the [adj] system | 149 |
|
| 4 | and [v-ing] the system | 16 |
|
