| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] [prep] a few weeks | 11 |
|
| 2 | [prep] [noun prp] [prep] a few weeks | 11 |
|
| 3 | [prep] [noun prp] for a few weeks | 7 |
|
| 4 | [prep] [noun prp] for a few weeks | 7 |
|
