| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [noun prp] at a time | 18 |
|
| 2 | [noun sg] [prep] [noun prp] at a time | 13 |
|
| 3 | [verb] [prep] [noun prp] at a time | 6 |
|
| 4 | [prep] [num] [noun prp] at a time | 6 |
|
| 5 | [prep] [adj] [noun prp] at a time | 6 |
|
| 6 | [prep] 10 [noun prp] at a time | 5 |
|
| 7 | [prep] 10 [noun prp] at a time | 5 |
|
| 8 | [prep] [noun prp] [noun] at a time | 5 |
|
| 9 | [prep] [noun prp] at a time when | 23 |
|
| 10 | [prep] [noun prp] at a time [adv] | 23 |
|
| 11 | [prep] [noun prp] at a time [Wh adv] | 23 |
|
| 12 | [prep] [noun prp] at a time when | 23 |
|
