Complex sentence: The use of the German language is in decline in Brazil, however, there are 3,000,000 Brazilians who speak German and the existence of important German-speaking communities in Brazil, even almost 200 years after the beginning of immigration, is an interesting fact.
Split into simpler sentences: The use of the German language is in decline in Brazil. However, the existence of important German-speaking communities in Brazil, even almost 200 years after the beginning of immigration, is an interesting fact.