| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [pron] [adv] at the | 8 |
|
| 2 | [was/were] [v-ing] [pron] [adv] at the | 6 |
|
| 3 | [was/were] [pron] [adv] at the [noun sg] | 6 |
|
| 4 | [was/were] [pron] [adv] at the [noun] | 6 |
|
