| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] first two | 698 |
|
| 2 | [art] first two months | 47 |
|
| 3 | [prep] [art] first months | 40 |
|
| 4 | [prep] [art] two months | 32 |
|
