| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have referred [prep] | 26 |
|
| 2 | [noun sg] have referred to | 25 |
|
| 3 | [noun sg] have referred to | 25 |
|
| 4 | [noun sg] has referred [prep] | 16 |
|
| 5 | [noun sg] had referred [prep] | 8 |
|
