| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [been] [v-ing] [prep] [det] [noun] | 305 |
|
| 2 | [verb] [been] [verb] at [det] [noun] | 88 |
|
| 3 | [verb] [been] [v-ing] at [adj] [noun] | 30 |
|
| 4 | [verb] [be] [v-ing] at [det] [noun] | 12 |
|
