| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had developed [prep] [art] | 74 |
|
| 2 | developed [prep] [art] [num] | 71 |
|
| 3 | had [prep] [art] [num] | 29 |
|
| 4 | had developed [prep] [num] | 7 |
|
