| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] for months | 37 |
|
| 2 | [be] [verb] for nine | 27 |
|
| 3 | [verb] for nine months | 22 |
|
| 4 | [be] [verb] nine months | 10 |
|
