| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] be [v-ing] [adv prt] at the | 17 |
|
| 2 | [noun prp] [was/were] [v-ing] [adv prt] at the | 14 |
|
| 3 | [noun prp] was [v-ing] [adv prt] at the | 10 |
|
| 4 | [noun prp] [be] [v-ing] up at the | 8 |
|
