Complex sentence: Although the Va autonym is "vaʔ51", the language is not Wa, and neither does it belong to the Waic language subgroup, but rather constitutes a separate subdivision within the Angkuic subgroup.
Split into simpler sentences: Although the Va autonym is "vaʔ51", the language is not Wa, and neither does it belong to the Waic language subgroup. Rather, Va constitutes a separate subdivision within the Angkuic subgroup.