ggg ggn ggr ggs ggu gnn gnr gns gnu grg grn grr grs gru gsg gsn gsr gss gsu gu- gug gun gur gus guu ngg ngn ngs ngu nng nnn nns nnu nrg nrn nrr nrs nru nsg nsn nsr nss nsu nug nun nur nus nuu rgg rgn rgr rgs rng rnn rnr rns rnu rrg rrn rrr rrs rru rsg rsn rsr rss rsu rug run rur rus ruu sgg sgn sgr sgs sgu sng snn snr sns snu sr- srg srn srr srs ss- ssg ssn ssr sss ssu sug sun sur sus suu ugg ugn ugr ugs ugu un- ung unn unr uns unu ur- urg urn urr urs uru usg usn usr uss usu uug uun uur uus uuu