| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [v-ing] at the | 48 |
|
| 2 | to be [v-ing] at the | 48 |
|
| 3 | [prep] be [v-ing] at the | 48 |
|
| 4 | [prep] be looking at the | 10 |
|
