| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun pl] ' [noun] | 769 |
|
| 2 | [art] [noun pl] ' conference | 19 |
|
| 3 | a [noun pl] ['s] conference | 8 |
|
| 4 | a [noun pl] [unc] conference | 8 |
|
| 5 | a [noun] ' conference | 7 |
|
| 6 | a [noun pl] ' conference | 7 |
|
