| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [noun prp] a [adj] | 321 |
|
| 2 | in [noun prp] [adj] years | 203 |
|
| 3 | in a [adj] years | 181 |
|
| 4 | [noun prp] a [adj] years | 67 |
|
