| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [v-ing] at the | 147 |
|
| 2 | [vb mod] be [v-ing] [adv] the | 104 |
|
| 3 | [vb mod] be [v-ing] [adv] at | 57 |
|
| 4 | [vb mod] be [adv] at the | 51 |
|
| 5 | be [v-ing] [adv] at the | 36 |
|
