| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [v-ing] | 21171 |
|
| 2 | [verb] [det] [be] | 9612 |
|
| 3 | [det] [be] [v-ing] | 3336 |
|
| 4 | [verb] [det] [v-ing] | 747 |
|
