| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [prep] a [adj] time | 10 |
|
| 2 | [is] [prep] a [adj] time | 8 |
|
| 3 | [is] [prep] a [adj] time | 7 |
|
| 4 | [is] at a [adj] time | 5 |
|
| 5 | [is] [prep] an [adj] time | 5 |
|
