| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj] [noun] of | 654 |
|
| 2 | at a [adj] [noun sg] of | 648 |
|
| 3 | at a [adj] time [prep] | 71 |
|
| 4 | at a [adj] time [prep] | 71 |
|
| 5 | at [art] [adj] time of | 66 |
|
| 6 | at [art] [adj] time of | 66 |
|
| 7 | [prep] a [adj] time of | 50 |
|
| 8 | at a [adj] time of | 12 |
|
| 9 | at a [adj] time of | 12 |
|
| 10 | at a [adj] time of | 12 |
|
