-er -ic a-a a-b a-c a-i aaa aab aac aae aai aar aas aau ab- aba abb abc abe abi abr abs abu ac- aca acb acc ace aci acr acs acu aea aeb aec aee aei aer aes aeu ai- aia aib aic aie aii air ais aiu ar- ara arb arc are ari arr ars aru as- asa asb asc ase asi asr ass asu au- aua aub auc aue aui aur aus b-u baa bab bac bae bai bar bas bau bba bbb bbc bbe bbi bbr bbs bbu bca bcb bcc bce bci bcr bcs bcu be- bea beb bec bee bei ber bes beu bi- bia bib bic bie bii bir bis biu bra brb bre bri brr brs bru bsa bsb bsc bse bsi bsr bss bsu bua bub buc bue bui bur bus buu c-- caa cab cac cae cai car cas cau cba cbb cbc cbe cbi cbr cbs cbu cca ccb ccc cce cci ccr ccs ccu ce- cea ceb cec cee cei cer ces ceu ci- cia cib cic cie cii cir cis ciu cra crb crc cre cri crr crs cru csa csb csc cse csi csr css csu cua cub cuc cue cui cur cus cuu eaa eab eac eae eai ear eas eau eba ebb ebc ebe ebi ebr ebs ebu ec- eca ecb ecc ece eci ecr ecs ecu eea eeb eec eee eer ees eia eib eic eie eii eir eis eiu era erb erc ere eri err ers eru es- esa esb esc ese esi esr ess esu eu- eua eub euc eue eui eur eus ia- iaa iab iac iae iai iar ias iau iba ibb ibc ibe ibi ibr ibs ibu ica icb icc ice ici icr ics icu ie- iea iec iee iei ier ies iia iib iic iie iii iir iis iiu ir- ira irb irc ire iri irr irs iru is- isa isb isc ise isi isr iss isu iu- iua iub iuc iue iui iur ius ra- raa rab rac rae rai rar ras rau rba rbb rbc rbe rbi rbr rbs rbu rca rcb rcc rce rci rcr rcs rcu re- rea reb rec ree rei rer res reu ria rib ric rie rii rir ris rra rrb rrc rri rrr rrs rru rsa rsb rsc rse rsi rsr rss rsu rua rub ruc rue rui rur rus ruu saa sab sac sae sai sar sas sau sba sbb sbc sbe sbi sbr sbs sbu sca scb scc sce sci scr scs scu se- sea seb sec see sei ser ses seu sia sib sic sie sii sir sis siu sr- sra srb src sre sri srr srs ss- ssa ssb ssc sse ssi ssr sss ssu sua sub suc sue sui sur sus suu ua- uaa uab uac uae uai uar uas uau uba ubb ubc ube ubi ubr ubs ubu uca ucb ucc uce uci ucr ucs ucu uea ueb uec uee uei uer ues uia uib uic uie uii uir uis uiu ur- ura urb urc ure uri urr urs uru usa usb usc use usi usr uss usu uua uuc uue uur uus uuu

-ase a-be a-ii aaaa aaab aaac aaae aaai aaar aaas aaba aabb aabc aabi aaca aacb aacc aace aaci aacr aacs aacu aaea aaec aaes aaib aaic aaii aais aara aarc aare aari aars aaru aasa aasc aase aasi aass aasu aaus abaa abab abac abae abai abar abas abau abb- abba abbb abbe abbi abbr abbs abca abcb abcc abci abcr abcs abec abee aber abes abia abib abic abie abir abis abiu abra abrc abri abrs abs- absa abse absi abss absu abua abue abus acaa acab acac acae acai acar acas acba acca accc acce acci accs accu ace- acea acec acer aces aci- acia acic acie acir acis acr- acra acrc acre acri acrr acrs acsa acsc acse acsi acss acu- acue acur acus aeac aeas aebi aebs aecb aeci aeer aer- aera aerc aeri aers aesc aess aiai aias aiba aica aicc aice aicr aics aiea aiee aiia aiib aiic aiir aira aire airi airs aisa aisb aise aisi aisr aiui arab arac arae arai arar aras arau arba arbe arbi arbs arc- arca arce arci arcs area arec aree arei ares areu aria arib arie arii aris arr- arra arrc arre arri arrr arrs arru ars- arsa arsc arse arsi arsu arua arub arue arui asaa asab asac asae asai asar asas asau asba asbu asc- asca ascb ascc asce asci ascr asea asec asee aser ases asia asic asie asii asir asis asra asrc asrs asru assa assc asse assi assr asss assu asub asue asui asur asus auaa aube auca auce auci auer auis aur- aura aure auri ausa ause ausu ba-i baaa baar baas baba babb babe babi babr babs babu bac- baca bacc bace baci bacs baer baes baia baib baic baie bair bais bar- bara barb barc bare bari barr bars baru basa basc base basi bass basu bau- baur bbas bbau bbbb bbbs bbci bbeb bbrc bcaa bcar bcas bcbc bcbs bcca bccc bcci bccs bcec bcer bces bcia bcie bcis bcra bcrs bcru bcsa bcsc bcss bcuc bear beas beau beba bebb bebe bebi beca beci becs becu beeb beer bees beia beic beir beis bera berc bere beri berr bers beru bes- besa bese bess beur biar bias biba bibb bibe bibi bibs bica bicc bice bici bics bieb bier bies bieu biis bira birb bire biri birr birs biru bis- bisa bisc bise biss bisu brab brac brae brai bras brau brca brcb brce brea breb brec bree brei brer bres bria bric brie bris brrr brrs brsb brsr bruc brue brus bsaa bsac bsas bsci bscs bsea bseb bsec bsee bser bses bsic bsra bssc bsse buar buba bubb bube bubi bubs bubu buca bucc buce buci bucs bucu buea buer bueu buic buie buir buis buiu bur- bura burb bure buri burr