| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [det] month | 403 |
|
| 2 | [prep] [det] month [unc] | 158 |
|
| 3 | [prep] a month [unc] | 93 |
|
| 4 | a [det] month [unc] | 29 |
|
| 5 | [prep] a [det] [unc] | 17 |
|
