-er a-a a-c a-q aaa aac aad aae aaq aar aas aau ac- aca acc acd ace acq acr acs acu ad- ada adc add ade adq adr ads adu aea aec aed aee aeq aer aes aeu aqa aqc aqr aqs ar- ara arc ard are arq arr ars aru as- asa asc asd ase asq asr ass asu au- aua auc aud aue aur aus c-- caa cac cad cae caq car cas cau cca ccc ccd cce ccr ccs ccu cda cdc cdd cde cdq cdr cds cdu ce- cea cec ced cee ceq cer ces ceu cqa cqc cqd cqs cra crc crd cre crq crr crs cru csa csc csd cse csq csr css csu cua cuc cud cue cuq cur cus cuu daa dac dad dae daq dar das dau dca dcc dcd dce dcr dcs dcu dda ddc ddd dde ddq ddr dds ddu de- dea dec ded dee deq der des deu dqa dqe dqs dra drc drd dre drq drr drs dru dsa dsc dsd dse dsq dsr dss dsu dua duc dud due dur dus eaa eac ead eae ear eas eau ec- eca ecc ecd ece ecq ecr ecs ecu ed- eda edc edd ede edr eds edu eea eec eed eee eer ees eqa eqe eqq eqs equ era erc erd ere erq err ers eru es- esa esc esd ese esq esr ess esu eu- eua euc eud eue eur eus qaa qac qad qar qas qau qca qcc qcd qcs qda qdr qds qec qed qee qqq qqu qra qrc qre qrs qru qsa qsc qsd qsr qu- qua qud que qur qus ra- raa rac rad rae raq rar ras rau rca rcc rcd rce rcr rcs rcu rda rdc rdd rde rdr rds rdu re- rea rec red ree req rer res reu rqc rqs rra rrc rrd rrq rrr rrs rru rsa rsc rsd rse rsq rsr rss rsu rua ruc rud rue rur rus ruu saa sac sad sae saq sar sas sau sca scc scd sce scr scs scu sda sdc sdd sde sdq sdr sds sdu se- sea sec sed see seq ser ses seu sqa sqd sqq sqr sqs sr- sra src srd sre srq srr srs ss- ssa ssc ssd sse ssq ssr sss ssu sua suc sud sue suq sur sus suu ua- uaa uac uad uae uaq uar uas uau uca ucc ucd uce ucr ucs ucu uda udc udd ude udr uds udu uea uec ued uee uer ues ur- ura urc urd ure urr urs uru usa usc usd use usr uss usu uua uuc uue uur uus uuu