sap sas sat sau sca scc scd sce scl scm sco scp scs sct scu sda sdc sdd sde sdl sdm sdo sdp sds sdt sdu se- sea sec sed see sel sem seo sep ses set seu sla slc sld sle sll slm slo slp sls slt slu sma smc smd sme sml smm smo smp sms smt smu soa soc sod soe sol som soo sop sos sot sou spa spc spd spe spl spm spo spp sps spt spu ss- ssa ssc ssd sse ssl ssm sso ssp sss sst ssu sta stc std ste stl stm sto stp sts stt stu sua suc sud sue sul sum suo sup sus sut suu taa tac tad tae tal tam tao tap tas tat tau tca tcc tcd tce tcl tcm tco tcp tcs tct tcu tda tdc tdd tde tdl tdm tdo tdp tds tdt tdu te- tea tec ted tee tel tem teo tep tes tet teu tla tlc tld tle tll tlm tlo tlp tls tlt tlu tma tmc tmd tme tml tmm tmo tmp tms tmt tmu to- toa toc tod toe tol tom too top tos tot tou tpa tpc tpd tpe tpl tpm tpo tpp tps tpt tpu tsa tsc tsd tse tsl tsm tso tsp tss tst tsu tta ttc ttd tte ttl ttm tto ttp tts ttt ttu tua tuc tud tue tul tum tuo tup tus tut tuu ua- uaa uac uad uae ual uam uao uap uas uat uau uca ucc ucd uce ucl ucm uco ucp ucs uct ucu uda udc udd ude udl udm udo udp uds udt udu uea uec ued uee uel uem uep ues uet ula ulc uld ule ull ulm ulo ulp uls ult ulu um- uma umc umd ume uml umm umo ump ums umt umu uoa uoc uod uoe uol uom uoo uop uos uot up- upa upc upd upe upm upo upp ups upt upu usa usc usd use usl usm uso usp uss ust usu uta utc utd ute utl utm uto utp uts utt utu uua uuc uue uum uus uut uuu