ggg ggm ggn ggr ggu gmg gmm gmn gmr gnm gnn gnr gnu grg grm grn grr gru gu- gug gum gun gur guu m-r mgm mgn mgr mgu mmg mmm mmn mmr mmu mng mnm mnn mnr mnu mrg mrm mrn mrr mru mug mum mun mur muu ngg ngm ngn ngu nmg nmm nmn nmr nmu nng nnm nnn nnu nrg nrm nrn nrr nru nug num nun nur nuu rgg rgn rgr rmg rmm rmn rmr rng rnm rnn rnr rnu rrg rrm rrn rrr rru rug rum run rur ruu ugg ugm ugn ugr ugu um- umg umm umn umr umu un- ung unm unn unr unu ur- urg urm urn urr uru uug uum uun uur uuu