| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [v-ing] | 21171 |
|
| 2 | [be] [v-ing] for | 10597 |
|
| 3 | [verb] [v-ing] for | 1519 |
|
| 4 | [verb] [be] for | 766 |
|
