| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [noun] be [verb] [prep] | 3298 |
|
| 2 | [conj] [noun] be [v-ing] [prep] | 1581 |
|
| 3 | [subord] [noun] be [v-ing] [prep] | 393 |
|
| 4 | [subord] [noun] [be] [v-ing] [prep] | 380 |
|
