| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [prep] a | 154 |
|
| 2 | [prep] [adj] months [prep] a | 98 |
|
| 3 | [prep] a [adj] months [prep] | 77 |
|
| 4 | a [adj] months [prep] a | 12 |
|
