| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [prep] two months | 17 |
|
| 2 | [noun prp] [prep] two months | 17 |
|
| 3 | [noun prp] for two months | 11 |
|
| 4 | [noun prp] for two months | 11 |
|
