| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] was [v-ing] [adv prt] at [art] | 13 |
|
| 2 | [noun sg] [was/were] [v-ing] [adv prt] at the | 8 |
|
| 3 | [noun sg] [was/were] [v-ing] up at [art] | 7 |
|
