| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] be [v-ing] | 5654 |
|
| 2 | [be] [verb] [prep] [v-ing] | 5331 |
|
| 3 | [be] [verb] [prep] be | 1915 |
|
| 4 | [be] [verb] be [v-ing] | 40 |
|
