| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | six months [to-vb] [prep] | 12 |
|
| 2 | [num] months [to-vb] for | 11 |
|
| 3 | [num] months [to-vb] in | 6 |
|
| 4 | nine months [to-vb] [prep] | 5 |
|
| 5 | [num] months [to-vb] to | 5 |
|
| 6 | three months [to-vb] [prep] | 5 |
|
