| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [adv] [verb] at | 43 |
|
| 2 | [prep] be [adv] [vb pp] at | 34 |
|
| 3 | [prep] be [adv] [v-ing] at | 9 |
|
| 4 | [prep] be [adv] look at | 6 |
|
