The phrase "again speaking about" is correct and usable in written English.
It can be used when you want to refer back to a topic that has already been discussed or mentioned previously.
Example: "In this meeting, we are again speaking about the budget cuts and their impact on our projects."
Alternatives: "once more discussing" or "revisiting the topic of".
Politicians are once again speaking about universal coverage as a goal, though opinion polls show that many voters still oppose the idea of a government-run health care system.
"Israel is again speaking about military strikes.
More broadly, administration officials are again speaking about an indefinite troop commitment in Syria, aimed not only at ensuring the defeat of the Islamic State (IS) group, but as leverage to help shape a political settlement that would stabilise Syria, and to roll back Iran's influence in the country.
There he is again speaking about the nasty things that Putin is doing in terms of democracy and human rights, and talking about how greater autocracy leads to more belligerent foreign policy".
Last week, Hillary Clinton once again spoke about racial inequality that contributes to the opportunity gap in America.
Still, Selig defended Bonds and Giambi and again spoke about the need for patience.
While promoting his new film Hacksaw Ridge, Gibson has again spoken about the arrest in an interview with Variety.
While there, Mr. Serkin, sensing what he called "a date opportunity," took her to a Cuban restaurant, where they again spoke about scuba diving, and even kissed.
In a recent documentary by Investigation Discovery - titled Steven Avery: Innocent or Guilty? - Kratz once again spoke about the infamous case, raising new questions about some of the evidence both left out and featured by the show.
Sepp Blatter has again spoken about racism in football, stating that the game needs to get a whole lot tougher on clubs and nations whose supporters abuse players.
When he returned to Kerry, he put all of his medals away and never again spoke about his experiences in the Antarctic.
