| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] [be] at | 340 |
|
| 2 | [verb] who [be] [prep] | 115 |
|
| 3 | [verb] who [be] at | 9 |
|
| 4 | [verb] [Wh pn] [be] at | 9 |
|
