| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for the difference [prep] | 65 |
|
| 2 | for the difference [prep] | 36 |
|
| 3 | for the difference between | 32 |
|
| 4 | for the difference between | 32 |
|
| 5 | for the differences [prep] | 29 |
|
| 6 | for the difference in | 28 |
|
| 7 | for the difference in | 28 |
|
