| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [verb] be [verb] [prep] | 2137 |
|
| 2 | [prep] [noun] [verb] be [v-ing] [prep] | 79 |
|
| 3 | [prep] [noun] [verb] be work [prep] | 9 |
|
| 4 | [prep] [noun] [verb] [be] working [prep] | 9 |
|
