| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] weeks | 460 |
|
| 2 | [prep] a [adj] [art] | 126 |
|
| 3 | [prep] [adj] weeks [art] | 67 |
|
| 4 | a [adj] weeks [art] | 18 |
|
