Complex sentence: Lyrics were usually in local languages, and included songs of social criticism as well as love, there are songs which lyrics are in Portuguese, official language of Mozambique, for nationwide and international promotion of the songs to other CPLP nations.
Split into simpler sentences: Lyrics were usually in local languages, and included songs of social criticism as well as love. Additionally, there are songs whose lyrics are in Portuguese, the official language of Mozambique, for nationwide and international promotion of the songs to other CPLP nations.