| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [prep] [v-ing] | 780 |
|
| 2 | [be] [prep] [v-ing] | 780 |
|
| 3 | [be] for [v-ing] | 279 |
|
| 4 | [be] for [verb] | 27 |
|
| 5 | [be] for [v-ing] | 27 |
|
