scc scd sce scm scn scp scr scs sct scu sda sdc sdd sde sdm sdn sdp sdr sds sdt sdu se- sea sec sed see sem sen sep ser ses set seu sma smc smd sme smm smn smp smr sms smt smu sna snc snd sne snm snn snp snr sns snt snu spa spc spd spe spm spn spp spr sps spt spu sr- sra src srd sre srm srn srp srr srs srt ss- ssa ssc ssd sse ssm ssn ssp ssr sss sst ssu sta stc std ste stm stn stp str sts stt stu sua suc sud sue sum sun sup sur sus sut suu taa tac tad tae tam tan tap tar tas tat tau tca tcc tcd tce tcm tcn tcp tcr tcs tct tcu tda tdc tdd tde tdm tdn tdp tdr tds tdt tdu te- tea tec ted tee tem ten tep ter tes tet teu tma tmc tmd tme tmm tmn tmp tmr tms tmt tmu tna tnc tnd tne tnm tnn tnp tnr tns tnt tpa tpc tpd tpe tpm tpn tpp tpr tps tpt tpu tra trc trd tre trm trn trp trr trs trt tru tsa tsc tsd tse tsm tsn tsp tsr tss tst tsu tta ttc ttd tte ttm ttn ttp ttr tts ttt ttu tua tuc tud tue tum tun tup tur tus tut tuu ua- uaa uac uad uae uam uan uap uar uas uat uau uca ucc ucd uce ucm ucn ucp ucr ucs uct ucu uda udc udd ude udm udn udp udr uds udt udu uea uec ued uee uem uen uep uer ues uet um- uma umc umd ume umm umn ump umr ums umt umu un- una unc und une unm unn unp unr uns unt unu up- upa upc upd upe upm upn upp upr ups upt upu ur- ura urc urd ure urm urn urp urr urs urt uru usa usc usd use usm usn usp usr uss ust usu uta utc utd ute utm utn utp utr uts utt utu uua uuc uue uum uun uur uus uut uuu