| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] [adj] months of [noun sg] | 7 |
|
| 2 | [prep] [adj] [adj] months of [noun] | 7 |
|
| 3 | after [adj] [adj] months of [noun] | 6 |
|
| 4 | after [adj] [adj] months of [noun] | 6 |
|
