sau sca scc scg sci scn sco scp scr scs sct scu sga sgc sgg sgi sgn sgo sgp sgr sgs sgt sgu sia sic sig sii sin sio sip sir sis sit siu sna snc sng sni snn sno snp snr sns snt snu soa soc sog soi son soo sop sor sos sot sou spa spc spg spi spn spo spp spr sps spt spu sr- sra src srg sri srn sro srp srr srs srt ss- ssa ssc ssg ssi ssn sso ssp ssr sss sst ssu sta stc stg sti stn sto stp str sts stt stu sua suc sug sui sun suo sup sur sus sut suu taa tac tag tai tan tao tap tar tas tat tau tca tcc tcg tci tcn tco tcp tcr tcs tct tcu tga tgc tgg tgi tgn tgo tgp tgr tgs tgt tgu tia tic tig tii tin tio tip tir tis tit tiu tna tnc tng tni tnn tno tnp tnr tns tnt to- toa toc tog toi ton too top tor tos tot tou tpa tpc tpg tpi tpn tpo tpp tpr tps tpt tpu tra trc trg tri trn tro trp trr trs trt tru tsa tsc tsg tsi tsn tso tsp tsr tss tst tsu tta ttc ttg tti ttn tto ttp ttr tts ttt ttu tua tuc tug tui tun tuo tup tur tus tut tuu ua- uaa uac uag uai uan uao uap uar uas uat uau uca ucc ucg uci ucn uco ucp ucr ucs uct ucu uga ugc ugg ugi ugn ugo ugp ugr ugs ugt ugu uia uic uig uii uin uio uip uir uis uit uiu un- una unc ung uni unn uno unp unr uns unt unu uoa uoc uog uon uoo uop uor uos uot up- upa upc upg upi upn upo upp upr ups upt upu ur- ura urc urg uri urn uro urp urr urs urt uru usa usc usg usi usn uso usp usr uss ust usu uta utc uti utn uto utp utr uts utt utu uua uuc uug uun uur uus uut uuu