| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | development [prep] the [num ord] [num] years | 16 |
|
| 2 | development [prep] the [num ord] [num] years | 13 |
|
| 3 | development [prep] the last [num] years | 10 |
|
| 4 | development over the [num ord] [num] years | 9 |
|
| 5 | development over the [num ord] [num] years | 9 |
|
