| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [v-ing] | 49640 |
|
| 2 | are [prep] [v-ing] | 429 |
|
| 3 | [verb] are [prep] | 319 |
|
| 4 | [verb] are [v-ing] | 203 |
|
