| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | request [prep] a later time | 10 |
|
| 2 | request at a [adj] time | 10 |
|
| 3 | request [prep] a [adj] time | 10 |
|
| 4 | request [prep] a [adj -er] time | 10 |
|
| 5 | request [prep] a late time | 10 |
|
| 6 | request [prep] a [adj] time | 10 |
|
