scu sda sdc sdd sde sdh sdn sdo sdr sds sdt sdu se- sea sec sed see seh sen seo ser ses set seu sh- sha shc shd she shh shn sho shr shs sht shu sna snc snd sne snn sno snr sns snt snu soa soc sod soe soh son soo sor sos sot sou sr- sra src srd sre srh srn sro srr srs srt ss- ssa ssc ssd sse ssh ssn sso ssr sss sst ssu sta stc std ste sth stn sto str sts stt stu sua suc sud sue suh sun suo sur sus sut suu taa tac tad tae tah tan tao tar tas tat tau tca tcc tcd tce tch tcn tco tcr tcs tct tcu tda tdc tdd tde tdh tdn tdo tdr tds tdt tdu te- tea tec ted tee teh ten teo ter tes tet teu th- tha thc thd the thh thn tho thr ths tht thu tna tnc tnd tne tnh tnn tno tnr tns tnt to- toa toc tod toe toh ton too tor tos tot tou tra trc trd tre trh trn tro trr trs trt tru tsa tsc tsd tse tsh tsn tso tsr tss tst tsu tta ttc ttd tte tth ttn tto ttr tts ttt ttu tua tuc tud tue tuh tun tuo tur tus tut tuu ua- uaa uac uad uae uah uan uao uar uas uat uau uca ucc ucd uce uch ucn uco ucr ucs uct ucu uda udc udd ude udn udo udr uds udt udu uea uec ued uee ueh uen uer ues uet uha uhc uhd uhe uhh uho uhr uhs uht uhu un- una unc und une unh unn uno unr uns unt unu uoa uoc uod uoe uon uoo uor uos uot ur- ura urc urd ure urn uro urr urs urt uru usa usc usd use ush usn uso usr uss ust usu uta utc utd ute uth utn uto utr uts utt utu uua uuc uue uun uur uus uut uuu