-ic a-a a-b a-c a-i aaa aab aac aae aag aai aas aau ab- aba abb abc abe abg abi abs abu ac- aca acb acc ace acg aci acs acu aea aeb aec aee aeg aei aes aeu ag- aga agb agc age agg agi ags agu ai- aia aib aic aie aig aii ais aiu as- asa asb asc ase asg asi ass asu au- aua aub auc aue aug aui aus b-u baa bab bac bae bag bai bas bau bba bbb bbc bbe bbg bbi bbs bbu bca bcb bcc bce bcg bci bcs bcu be- bea beb bec bee beg bei bes beu bga bgb bgc bge bgg bgi bgs bgu bi- bia bib bic bie big bii bis biu bsa bsb bsc bse bsg bsi bss bsu bua bub buc bue bug bui bus buu c-- caa cab cac cae cag cai cas cau cba cbb cbc cbe cbg cbi cbs cbu cca ccb ccc cce ccg cci ccs ccu ce- cea ceb cec cee ceg cei ces ceu cga cgb cgc cge cgg cgi cgs cgu ci- cia cib cic cie cig cii cis ciu csa csb csc cse csg csi css csu cua cub cuc cue cug cui cus cuu eaa eab eac eae eag eai eas eau eba ebb ebc ebe ebg ebi ebs ebu ec- eca ecb ecc ece ecg eci ecs ecu eea eeb eec eee eeg ees ega egb egc ege egg egi egs egu eia eib eic eie eig eii eis eiu es- esa esb esc ese esg esi ess esu eu- eua eub euc eue eug eui eus gaa gab gac gae gag gai gas gau gba gbc gbe gbg gbi gbs gbu gca gcb gcc gce gcg gci gcs gcu ge- gea geb gec gee geg gei ges geu gga ggb ggc ggg ggi ggs ggu gia gib gic gie gig gii gis giu gsa gsb gsc gse gsg gsi gss gsu gu- gua gub guc gue gug gui gus guu ia- iaa iab iac iae iag iai ias iau iba ibb ibc ibe ibg ibi ibs ibu ica icb icc ice icg ici ics icu ie- iea iec iee ieg iei ies iga igb igc ige igg igi igs igu iia iib iic iie iii iis iiu is- isa isb isc ise isg isi iss isu iu- iua iub iuc iue iug iui ius saa sab sac sae sag sai sas sau sba sbb sbc sbe sbg sbi sbs sbu sca scb scc sce scg sci scs scu se- sea seb sec see seg sei ses seu sga sgb sgc sge sgg sgi sgs sgu sia sib sic sie sig sii sis siu ss- ssa ssb ssc sse ssg ssi sss ssu sua sub suc sue sug sui sus suu ua- uaa uab uac uae uag uai uas uau uba ubb ubc ube ubg ubi ubs ubu uca ucb ucc uce ucg uci ucs ucu uea ueb uec uee ueg uei ues uga ugb ugc uge ugg ugi ugs ugu uia uib uic uie uig uii uis uiu usa usb usc use usg usi uss usu uua uuc uue uug uus uuu

-ase a-be a-ii aaaa aaab aaac aaae aaai aaas aaba aabb aabc aabi aaca aacb aacc aace aaci aacs aacu aaea aaec aaes aage aaib aaic aaii aais aasa aasc aase aasi aass aasu aaus abaa abab abac abae abag abai abas abau abb- abba abbb abbe abbi abbs abca abcb abcc abci abcs abec abee abes abia abib abic abie abig abis abiu abs- absa abse absi abss absu abua abue abug abus acaa acab acac acae acag acai acas acba acca accc acce acci accs accu ace- acea acec aces acga acgi acgs aci- acia acic acie acis acsa acsc acse acsi acss acu- acue acus aeac aeas aebi aebs aecb aeci aega aesc aess agac agag agai agas agau agba agca agcc agce agea agee agei ages agga agge aggi aggu agia agib agic agie agig agii agis agsa agsg agsu agua ague agui agus aiai aias aiba aica aicc aice aics aiea aiee aiga aiia aiib aiic aisa aisb aise aisg aisi aiui asaa asab asac asae asag asai asas asau asba asbu asc- asca ascb ascc asce asci asea asec asee ases asge asia asic asie asii asis assa assc asse assi asss assu asub asue asui asus auaa aube auca auce auci auga auge augi augs auis ausa ause ausu auug ba-i baaa baas baba babb babe babi babs babu bac- baca bacc bace baci bacs baes baga bage bagg bagi bags baia baib baic baie baig bais basa basc base basi bass basu bau- baug bbas bbau bbbb bbbs bbci bbeb bbga bcaa bcas bcbc bcbg bcbs bcca bccc bcci bccs bcec bces bcgs bcia bcie bcis bcsa bcsc bcss bcuc beag beas beau beba bebb bebe bebi beca beci becs becu beeb beeg bees bega begg begi begs begu beia beic beis bes- besa bese bess bgca bggs bgia bias biba bibb bibe bibi bibs bica bicc bice bicg bici bics bieb bies bieu biga bigb bigc bige bigg bigs bigu biis bis- bisa bisc bise biss bisu bsaa bsac bsas bsci bscs bsea bseb bsec bsee bseg bses bsgs bsic bssc bsse buba bubb bube bubi bubs bubu buca bucc buce buci bucs bucu buea bueu buga buge bugg bugi bugs buic buie buis buiu busa busc buse busi buss busu buus caaa caab caac caas caba cabe cabg cabi cabs cabu cac- caca cacc cace caci caec caei caes caeu caga cage cagg cagi cags caia caib caic cais caiu casa casb casc case casi cass casu cauc caus cbac cbbc cbbs cbca cbcc cbce cbcs cbcu cbea cbec cbee cbga cbgb cbia cbsa cbsc cbse cbsi cbus ccaa ccab ccac ccag ccai ccas ccba ccbc ccca cccb cccc ccci cccs cccu ccee ccga ccgc ccgs ccic ccii ccis ccsa ccsg ccsi ccss ccuc ccus ceac ceas ceba cebs cebu cec- ceca