qqq qqu qra qrc qre qri qrm qrs qrt qru qsa qsc qsd qsi qsm qso qsr qst qta qtc qtd qti qtm qto qtq qtr qts qu- qua qud que qui qum quo qur qus qut ra- raa rac rad rae rai ram rao raq rar ras rat rau rca rcc rcd rce rci rcm rco rcr rcs rct rcu rda rdc rdd rde rdi rdm rdo rdr rds rdt rdu re- rea rec red ree rei rem reo req rer res ret reu ria ric rid rie rii rim rio riq rir ris rit rma rmc rmd rme rmi rmm rmo rmq rmr rms rmt roa roc rod roe roi rom roo ror ros rot rou rqc rqm rqs rra rrc rrd rri rrm rrq rrr rrs rrt rru rsa rsc rsd rse rsi rsm rso rsq rsr rss rst rsu rta rtc rtd rte rti rtm rto rtq rtr rts rtt rtu rua ruc rud rue rui rum ruo rur rus rut ruu saa sac sad sae sai sam sao saq sar sas sat sau sca scc scd sce sci scm sco scr scs sct scu sda sdc sdd sde sdi sdm sdo sdq sdr sds sdt sdu se- sea sec sed see sei sem seo seq ser ses set seu sia sic sid sie sii sim sio siq sir sis sit siu sma smc smd sme smi smm smo smr sms smt smu soa soc sod soe soi som soo soq sor sos sot sou sqa sqd sqi sqm sqq sqr sqs sr- sra src srd sre sri srm sro srq srr srs srt ss- ssa ssc ssd sse ssi ssm sso ssq ssr sss sst ssu sta stc std ste sti stm sto stq str sts stt stu sua suc sud sue sui sum suo suq sur sus sut suu taa tac tad tae tai tam tao taq tar tas tat tau tca tcc tcd tce tci tcm tco tcr tcs tct tcu tda tdc tdd tde tdi tdm tdo tdr tds tdt tdu te- tea tec ted tee tei tem teo teq ter tes tet teu tia tic tid tie tii tim tio tir tis tit tiu tma tmc tmd tme tmi tmm tmo tmq tmr tms tmt tmu to- toa toc tod toe toi tom too toq tor tos tot tou tqm tqo tra trc trd tre tri trm tro trq trr trs trt tru tsa tsc tsd tse tsi tsm tso tsq tsr tss tst tsu tta ttc ttd tte tti ttm tto ttr tts ttt ttu tua tuc tud tue tui tum tuo tur tus tut tuu ua- uaa uac uad uae uai uam uao uaq uar uas uat uau uca ucc ucd uce uci ucm uco ucr ucs uct ucu uda udc udd ude udi udm udo udr uds udt udu uea uec ued uee uei uem uer ues uet uia uic uid uie uii uim uio uiq uir uis uit uiu um- uma umc umd ume umi umm umo umr ums umt umu uoa uoc uod uoe uom uoo uor uos uot ur- ura urc urd ure uri urm uro urr urs urt uru usa usc usd use usi usm uso usr uss ust usu uta utc utd ute uti utm uto utr uts utt utu uua uuc uue uum uur uus uut uuu