| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] refer to [art] | 111 |
|
| 2 | [prep] refer to [art] | 111 |
|
| 3 | [prep] referring to [art] | 110 |
|
| 4 | [prep] refer to the | 84 |
|
| 5 | by refer to [art] | 57 |
|
| 6 | by refer to [art] | 57 |
|
| 7 | [prep] refer to a | 24 |
|
| 8 | in refer to [art] | 14 |
|
| 9 | in refer to [art] | 14 |
|
| 10 | after refer to [art] | 12 |
|
| 11 | after refer to [art] | 12 |
|
| 12 | of refer to [art] | 10 |
|
| 13 | of refer to [art] | 10 |
|
| 14 | for refer to [art] | 6 |
|
| 15 | without refer to [art] | 6 |
|
| 16 | for refer to [art] | 6 |
|
| 17 | without refer to [art] | 6 |
|
