| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was refer to [art] [noun sg] | 54 |
|
| 2 | [was/were] refer to the [noun sg] | 52 |
|
| 3 | [was/were] referred to [art] [noun sg] | 51 |
|
| 4 | [was/were] referring to [art] [noun sg] | 28 |
|
| 5 | were refer to [art] [noun sg] | 26 |
|
| 6 | [was/were] refer to a [noun sg] | 24 |
|
| 7 | [was/were] refer to [art] committee | 5 |
|
