| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] | 71147 |
|
| 2 | we [be] [v-ing] | 17364 |
|
| 3 | we [be] [prep] | 3390 |
|
| 4 | we [v-ing] [prep] | 488 |
|
