| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [been] [v-ing] [prep] [art] | 1987 |
|
| 2 | [verb] [been] [verb] at [art] | 796 |
|
| 3 | [verb] [be] [v-ing] at [art] | 180 |
|
| 4 | [verb] [been] [v-ing] at [art] | 172 |
|
