| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv prt] at the | 885 |
|
| 2 | be [v-ing] at the | 232 |
|
| 3 | be [v-ing] [adv prt] the | 117 |
|
| 4 | be [v-ing] [adv prt] at | 55 |
|
| 5 | be [adv prt] at the | 46 |
|
