| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was announced [prep] | 183 |
|
| 2 | it be announced on | 131 |
|
| 3 | it be announced in | 40 |
|
| 4 | it be announced by | 6 |
|
| 5 | it be announced at | 6 |
|
