-er a-a a-b a-i a-q aaa aab aae aag aai aaq aar aas aau ab- aba abb abe abg abi abq abr abs abu aea aeb aee aeg aei aeq aer aes aeu ag- aga agb age agg agi agq agr ags agu ai- aia aib aie aig aii aiq air ais aiu aqa aqi aqr aqs ar- ara arb are arg ari arq arr ars aru as- asa asb ase asg asi asq asr ass asu au- aua aub aue aug aui aur aus b-u baa bab bae bag bai baq bar bas bau bba bbb bbe bbg bbi bbq bbr bbs bbu be- bea beb bee beg bei beq ber bes beu bga bgb bge bgg bgi bgr bgs bgu bi- bia bib bie big bii bir bis biu bqe bra brb bre brg bri brq brr brs bru bsa bsb bse bsg bsi bsr bss bsu bua bub bue bug bui bur bus buu eaa eab eae eag eai ear eas eau eba ebb ebe ebg ebi ebq ebr ebs ebu eea eeb eee eeg eer ees ega egb ege egg egi egr egs egu eia eib eie eig eii eir eis eiu eqa eqe eqq eqs equ era erb ere erg eri erq err ers eru es- esa esb ese esg esi esq esr ess esu eu- eua eub eue eug eui eur eus gaa gab gae gag gai gar gas gau gba gbe gbg gbi gbr gbs gbu ge- gea geb gee geg gei ger ges geu gga ggb ggg ggi ggr ggs ggu gia gib gie gig gii gir gis giu gqs gra grb gre grg gri grq grr grs gru gsa gsb gse gsg gsi gsr gss gsu gu- gua gub gue gug gui gur gus guu ia- iaa iab iae iag iai iaq iar ias iau iba ibb ibe ibg ibi ibr ibs ibu ie- iea iee ieg iei ier ies iga igb ige igg igi igr igs igu iia iib iie iii iir iis iiu iqa iqe iqs iqu ir- ira irb ire irg iri irq irr irs iru is- isa isb ise isg isi isq isr iss isu iu- iua iub iue iug iui iur ius qaa qag qar qas qau qba qbe qbq qbs qee qga qie qir qis qiu qqq qqu qra qrb qre qrg qri qrs qru qsa qsi qsr qu- qua que qui qur qus ra- raa rab rae rag rai raq rar ras rau rba rbb rbe rbg rbi rbr rbs rbu re- rea reb ree reg rei req rer res reu rga rgb rge rgg rgi rgr rgs ria rib rie rig rii riq rir ris rqs rra rrb rrg rri rrq rrr rrs rru rsa rsb rse rsg rsi rsq rsr rss rsu rua rub rue rug rui rur rus ruu saa sab sae sag sai saq sar sas sau sba sbb sbe sbg sbi sbq sbr sbs sbu se- sea seb see seg sei seq ser ses seu sga sgb sge sgg sgi sgr sgs sgu sia sib sie sig sii siq sir sis siu sqa sqi sqq sqr sqs sr- sra srb sre srg sri srq srr srs ss- ssa ssb sse ssg ssi ssq ssr sss ssu sua sub sue sug sui suq sur sus suu ua- uaa uab uae uag uai uaq uar uas uau uba ubb ube ubg ubi ubr ubs ubu uea ueb uee ueg uei uer ues uga ugb uge ugg ugi ugr ugs ugu uia uib uie uig uii uiq uir uis uiu ur- ura urb ure urg uri urr urs uru usa usb use usg usi usr uss usu uua uue uug uur uus uuu

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