| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [was/were] [verb] at a [noun] | 120 |
|
| 2 | [pron] [was/were] [verb] at a [noun sg] | 112 |
|
| 3 | [pron] [was/were] [verb] at [art] time | 92 |
|
| 4 | [pron] [was/were] [verb] at [art] time | 92 |
|
| 5 | [pron] [be] [verb] at a time | 14 |
|
| 6 | [pron] [was/were] [verb] [prep] a time | 12 |
|
| 7 | [pron] [was/were] [verb] at a time | 7 |
|
| 8 | [pron] [was/were] [verb] at a time | 7 |
|
