| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in a [num] [noun] | 660 |
|
| 2 | in [art] [num] month | 463 |
|
| 3 | [prep] a [num] month | 157 |
|
| 4 | [prep] a [num] month | 157 |
|
| 5 | in a [adj] month | 101 |
|
| 6 | in a [num] month | 10 |
|
