| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] for a [adj] | 356 |
|
| 2 | [prep] [noun prp] for [adj] months | 64 |
|
| 3 | [prep] [noun prp] a [adj] months | 14 |
|
| 4 | [noun prp] for a [adj] months | 6 |
|
