| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [prep] a [det] weeks | 21 |
|
| 2 | [adj] [prep] a few weeks | 21 |
|
| 3 | [adj] [prep] a few weeks | 21 |
|
| 4 | [adj] [prep] a [adj] weeks | 15 |
|
| 5 | [adj] for a [adj] weeks | 10 |
|
| 6 | [det] [prep] a [adj] weeks | 5 |
|
