| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] are [verb] [prep] [noun] | 8501 |
|
| 2 | [noun] [be] [v-ing] [prep] [noun] | 3888 |
|
| 3 | [noun] be [v-ing] [prep] [noun] | 3887 |
|
| 4 | [noun] [am/are] [v-ing] [prep] [noun] | 883 |
|
