The people of Tuva have a wide range of throat singing vocalizations, and were the pioneers of six pitch harmonics. There are several different classification schemes for Tuvan throat singing. In one, the three basic styles are khoomei, kargyraa and sygyt, while the sub-styles include borbangnadyr, chylandyk, dumchuktaar, ezengileer and kanzyp. In another, there are five basic styles: khoomei, sygyt, kargyraa, borbangnadyr and ezengileer. The substyles include chylandyk, despeng borbang, opei khoomei, buga khoomei, kanzyp, khovu kargyraazy, kozhagar kargyraazy, dag kargyraazy, Oidupaa kargyraazy, uyangylaar, damyraktaar, kishteer, serlennedyr and byrlannadyr. These schemes all use Tuvan terminology.