| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | refer to [art] fact | 68 |
|
| 2 | refer to the fact | 68 |
|
| 3 | refers to [art] fact | 20 |
|
| 4 | referred to [art] fact | 14 |
|
| 5 | referring to [art] fact | 13 |
|
| 6 | referred to [art] fact | 8 |
|
| 7 | refer to [art] fact | 5 |
|
| 8 | refer to [art] fact | 5 |
|
