| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] [noun pl] ' | 191 |
|
| 2 | be [v-ing] [prep] [noun pl] [unc] | 32 |
|
| 3 | be [v-ing] [prep] [noun] ' | 25 |
|
| 4 | [be] [v-ing] [prep] [noun pl] ' | 15 |
|
