| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [adv prt] at a [adj] | 12 |
|
| 2 | was [vb pp] [adv prt] at a [adj] | 7 |
|
| 3 | was [v-ing] [adv prt] at a [adj] | 5 |
|
