| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun sg] at a [adj] | 562 |
|
| 2 | [adj] [noun sg] at [adj] time | 277 |
|
| 3 | [adj] [noun sg] at a time | 156 |
|
| 4 | [noun sg] at a [adj] time | 129 |
|
| 5 | [adj] at a [adj] time | 14 |
|
| 6 | [adj] [noun sg] a [adj] time | 13 |
|
