| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [verb] [prep] [noun] | 844 |
|
| 2 | be [v-ing] [verb] [prep] [noun] | 844 |
|
| 3 | be [verb] [verb] [prep] [noun] | 672 |
|
| 4 | [be] [v-ing] [verb] [prep] [noun] | 32 |
|
