sad sae sai sal sao sap sas sat sau sca scc scd sce sci scl sco scp scs sct scu sda sdc sdd sde sdi sdl sdo sdp sds sdt sdu se- sea sec sed see sei sel seo sep ses set seu sia sic sid sie sii sil sio sip sis sit siu sla slc sld sle sli sll slo slp sls slt slu soa soc sod soe soi sol soo sop sos sot sou spa spc spd spe spi spl spo spp sps spt spu ss- ssa ssc ssd sse ssi ssl sso ssp sss sst ssu sta stc std ste sti stl sto stp sts stt stu sua suc sud sue sui sul suo sup sus sut suu taa tac tad tae tai tal tao tap tas tat tau tca tcc tcd tce tci tcl tco tcp tcs tct tcu tda tdc tdd tde tdi tdl tdo tdp tds tdt tdu te- tea tec ted tee tei tel teo tep tes tet teu tia tic tid tie tii til tio tip tis tit tiu tla tlc tld tle tli tll tlo tlp tls tlt tlu to- toa toc tod toe toi tol too top tos tot tou tpa tpc tpd tpe tpi tpl tpo tpp tps tpt tpu tsa tsc tsd tse tsi tsl tso tsp tss tst tsu tta ttc ttd tte tti ttl tto ttp tts ttt ttu tua tuc tud tue tui tul tuo tup tus tut tuu ua- uaa uac uad uae uai ual uao uap uas uat uau uca ucc ucd uce uci ucl uco ucp ucs uct ucu uda udc udd ude udi udl udo udp uds udt udu uea uec ued uee uei uel uep ues uet uia uic uid uie uii uil uio uip uis uit uiu ula ulc uld ule uli ull ulo ulp uls ult ulu uoa uoc uod uoe uol uoo uop uos uot up- upa upc upd upe upi upo upp ups upt upu usa usc usd use usi usl uso usp uss ust usu uta utc utd ute uti utl uto utp uts utt utu uua uuc uue uus uut uuu