| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] at a [adj] [noun] | 1909 |
|
| 2 | [noun sg] at [art] [adj] time | 1137 |
|
| 3 | [noun sg] at [art] [adj] time | 1137 |
|
| 4 | [noun sg] [prep] a [adj] time | 718 |
|
| 5 | [noun] at a [adj] time | 148 |
|
| 6 | [noun sg] at a [adj] time | 129 |
|
