| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a public relations [noun sg] | 8 |
|
| 2 | [adv] a public [noun pl] exercise | 8 |
|
| 3 | [adv] a public [noun pl] [noun sg] | 8 |
|
| 4 | [adv] a public [noun pl] [noun sg] | 7 |
|
