| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun prp] be [being] | 16 |
|
| 2 | at [noun prp] [be] being | 16 |
|
| 3 | at [noun prp] [is] [being] | 9 |
|
| 4 | at [noun prp] is [being] | 9 |
|
