| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] be [verb] [prep] [noun sg] | 11 |
|
| 2 | be [v-ing] be [vb pp] [prep] [noun] | 11 |
|
| 3 | be [v-ing] is [verb] [prep] [noun] | 6 |
|
