sam sao sar sas sat sau sca scc scd sci scl scm sco scr scs sct scu sda sdc sdd sdi sdl sdm sdo sdr sds sdt sdu sia sic sid sii sil sim sio sir sis sit siu sla slc sld sli sll slm slo slr sls slt slu sma smc smd smi sml smm smo smr sms smt smu soa soc sod soi sol som soo sor sos sot sou sr- sra src srd sri srl srm sro srr srs srt ss- ssa ssc ssd ssi ssl ssm sso ssr sss sst ssu sta stc std sti stl stm sto str sts stt stu sua suc sud sui sul sum suo sur sus sut suu taa tac tad tai tal tam tao tar tas tat tau tca tcc tcd tci tcl tcm tco tcr tcs tct tcu tda tdc tdd tdi tdl tdm tdo tdr tds tdt tdu tia tic tid tii til tim tio tir tis tit tiu tla tlc tld tli tll tlm tlo tlr tls tlt tlu tma tmc tmd tmi tml tmm tmo tmr tms tmt tmu to- toa toc tod toi tol tom too tor tos tot tou tra trc trd tri trl trm tro trr trs trt tru tsa tsc tsd tsi tsl tsm tso tsr tss tst tsu tta ttc ttd tti ttl ttm tto ttr tts ttt ttu tua tuc tud tui tul tum tuo tur tus tut tuu ua- uaa uac uad uai ual uam uao uar uas uat uau uca ucc ucd uci ucl ucm uco ucr ucs uct ucu uda udc udd udi udl udm udo udr uds udt udu uia uic uid uii uil uim uio uir uis uit uiu ula ulc uld uli ull ulm ulo ulr uls ult ulu um- uma umc umd umi uml umm umo umr ums umt umu uoa uoc uod uol uom uoo uor uos uot ur- ura urc urd uri url urm uro urr urs urt uru usa usc usd usi usl usm uso usr uss ust usu uta utc utd uti utl utm uto utr uts utt utu uua uuc uum uur uus uut uuu