-er -ic a-a a-b a-c a-i aaa aab aac aae aai aar aas aax ab- aba abb abc abe abi abr abs abx ac- aca acb acc ace aci acr acs acx aea aeb aec aee aei aer aes aex ai- aia aib aic aie aii air ais aix ar- ara arb arc are ari arr ars arx as- asa asb asc ase asi asr ass asx ax- axa axe axi axr axs axx baa bab bac bae bai bar bas bax bba bbb bbc bbe bbi bbr bbs bbx bca bcb bcc bce bci bcr bcs bcx be- bea beb bec bee bei ber bes bex bi- bia bib bic bie bii bir bis bix bra brb bre bri brr brs brx bsa bsb bsc bse bsi bsr bss bsx bxb bxi bxx c-- caa cab cac cae cai car cas cax cba cbb cbc cbe cbi cbr cbs cbx cca ccb ccc cce cci ccr ccs ccx ce- cea ceb cec cee cei cer ces cex ci- cia cib cic cie cii cir cis cix cra crb crc cre cri crr crs crx csa csb csc cse csi csr css csx cxc cxi cxr cxs cxx eaa eab eac eae eai ear eas eax eba ebb ebc ebe ebi ebr ebs ebx ec- eca ecb ecc ece eci ecr ecs ecx eea eeb eec eee eer ees eex eia eib eic eie eii eir eis eix era erb erc ere eri err ers es- esa esb esc ese esi esr ess esx ex- exa exc exe exi exr exs exx ia- iaa iab iac iae iai iar ias iba ibb ibc ibe ibi ibr ibs ibx ica icb icc ice ici icr ics ie- iea iec iee iei ier ies iex iia iib iic iie iii iir iis iix ir- ira irb irc ire iri irr irs irx is- isa isb isc ise isi isr iss ixc ixe ixi ra- raa rab rac rae rai rar ras rax rba rbb rbc rbe rbi rbr rbs rbx rca rcb rcc rce rci rcr rcs rcx re- rea reb rec ree rei rer res rex ria rib ric rie rii rir ris rix rra rrb rrc rri rrr rrs rsa rsb rsc rse rsi rsr rss rsx rxr rxs saa sab sac sae sai sar sas sax sba sbb sbc sbe sbi sbr sbs sbx sca scb scc sce sci scr scs scx se- sea seb sec see sei ser ses sex sia sib sic sie sii sir sis six sr- sra srb src sre sri srr srs srx ss- ssa ssb ssc sse ssi ssr sss ssx sxc sxi sxs xaa xac xar xas xbc xbe xbr xbx xcb xci xcr xcx xee xer xes xex xia xic xie xii xis xix xrc xrx xsa xsb xsc xsi xss xxi xxx

-ase a-be a-ii aaaa aaab aaac aaae aaai aaar aaas aaba aabb aabc aabi aaca aacb aacc aace aaci aacr aacs aaea aaec aaes aaib aaic aaii aais aara aarc aare aari aars aasa aasc aase aasi aass abaa abab abac abae abai abar abas abax abb- abba abbb abbe abbi abbr abbs abca abcb abcc abci abcr abcs abec abee aber abes abia abib abic abie abir abis abra abrc abri abrs abs- absa abse absi abss acaa acab acac acae acai acar acas acba acca accc acce acci accs ace- acea acec acer aces aci- acia acic acie acir acis acr- acra acrc acre acri acrr acrs acsa acsc acse acsi acss 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 airx aisa aisb aise aisi aisr aixa aixi arab arac arae arai arar aras arax arba arbe arbi arbs arc- arca arce arci arcs area arec aree arei ares arex aria arib arie arii aris arr- arra arrc arre arri arrr arrs ars- arsa arsc arse arsi asaa asab asac asae asai asar asas asba asc- asca ascb ascc asce asci ascr ascx asea asec asee aser ases asia asic asie asii asir asis asix asra asrc asrs assa assc asse assi assr asss axar axce axer axes axi- axia axie axis axse ba-i ba-x baaa baar baas baba babb babe babi babr babs bac- baca bacc bace baci bacs baer baes baia baib baic baie bair bais baix bar- bara barb barc bare bari barr bars barx basa basc base basi bass baxi bbas bbbb bbbs bbci bbeb bbrc bcaa bcar bcas bcbc bcbs bcca bccc bcci bccs bcec bcer bces bcia bcie bcis bcra bcrs bcsa bcsc bcss bear beas beba bebb bebe bebi beca beci becs beeb beer bees beia beic beir beis bera berc bere beri berr bers bes- besa bese bess biar bias biba bibb bibe bibi bibs bica bicc bice bici bics bieb bier bies biis bira birb bire biri birr birs birx bis- bisa bisc bise biss bixa bixi brab brac brae brai bras brax brca brcb brce brea breb brec bree brei brer bres brex bria bric brie bris brix brrr brrs brsb brsr bsaa bsac bsas bsci bscs bsea bseb bsec bsee bser bses bsic bsix bsra bssc bsse caaa caab caac caas caba cabe cabi cabs cac- caca cacc cace caci cacr caec caei caer caes caex caia caib caic cair cais caix cara carb carc care cari carr cars carx casa casb casc case casi casr cass caxa cbac cbar cbax cbbc cbbs cbca cbcc cbce cbcr cbcs cbea cbec cbee cber cbia cbir cbre cbsa cbsc cbse cbsi cbxa ccaa ccab ccac ccai ccar ccas ccba ccbc ccca cccb cccc ccci cccs ccee ccic ccii ccir ccis ccix ccra ccrc ccre ccri ccrs ccsa ccsi ccss ccxi ceac cear ceas ceba cebs cec- ceca cece ceci cecs ceeb ceec cees cer- cera cerc cere ceri cers cesa cesc cese cesi cesr cess cexe ciaa ciar cias ciba cibc cibe cibi