| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be referred to [prep] | 17 |
|
| 2 | it be refer to [prep] | 17 |
|
| 3 | it be refer to [prep] | 17 |
|
| 4 | it is refer to [prep] | 10 |
|
| 5 | it be refer to as | 9 |
|
| 6 | it be refer to as | 9 |
|
| 7 | it be refer to in | 5 |
|
| 8 | it be refer to in | 5 |
|
| 9 | it was refer to [prep] | 5 |
|
