| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at be | 656 |
|
| 2 | at [being] | 441 |
|
| 3 | at being | 441 |
|
| 4 | at [is] | 125 |
|
| 5 | at is | 115 |
|
| 6 | at [was/were] | 71 |
|
| 7 | at was | 59 |
|
| 8 | at are | 18 |
|
| 9 | at [am/are] | 18 |
|
| 10 | at were | 12 |
|
| 11 | at 's | 9 |
|
