| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun sg] [vb pp] at a time | 5 |
|
| 2 | [noun sg] [be] [vb pp] at a time | 23 |
|
| 3 | [noun sg] be [vb pp] at a time | 23 |
|
| 4 | [noun sg] [was/were] [vb pp] at a time | 13 |
|
| 5 | [noun sg] was [vb pp] at a time | 12 |
|
| 6 | [noun sg] [is] [vb pp] at a time | 9 |
|
| 7 | [noun sg] is [vb pp] at a time | 9 |
|
| 8 | [noun sg] [verb] [vb pp] at a time | 5 |
|
| 9 | [noun sg] [vb pp] at a time when | 5 |
|
| 10 | [noun sg] [vb pp] at a time when | 5 |
|
| 11 | [noun sg] [vb pp] at a time [Wh adv] | 5 |
|
| 12 | [noun sg] [vb pp] at a time [adv] | 5 |
|
