| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] at [noun] | 1138 |
|
| 2 | could be at [noun] | 57 |
|
| 3 | could be [adv] [noun] | 18 |
|
| 4 | could be [adv] at | 8 |
|
