-er -ic a-a a-b a-c a-i aaa aab aac aae aai aap aar aas ab- aba abb abc abe abi abp abr abs ac- aca acb acc ace aci acp acr acs aea aeb aec aee aei aep aer aes ai- aia aib aic aie aii aip air ais ap- apa apb apc ape api app apr aps ar- ara arb arc are ari arp arr ars as- asa asb asc ase asi asp asr ass b-p baa bab bac bae bai bap bar bas bba bbb bbc bbe bbi bbp bbr bbs bca bcb bcc bce bci bcp bcr bcs be- bea beb bec bee bei bep ber bes bi- bia bib bic bie bii bip bir bis bpa bpb bpc bpe bpi bpp bpr bps bra brb bre bri brp brr brs bsa bsb bsc bse bsi bsp bsr bss c-- caa cab cac cae cai cap car cas cba cbb cbc cbe cbi cbp cbr cbs cca ccb ccc cce cci ccp ccr ccs ce- cea ceb cec cee cei cep cer ces ci- cia cib cic cie cii cip cir cis cpa cpb cpc cpe cpi cpp cpr cps cra crb crc cre cri crp crr crs csa csb csc cse csi csp csr css eaa eab eac eae eai eap ear eas eba ebb ebc ebe ebi ebp ebr ebs ec- eca ecb ecc ece eci ecr ecs eea eeb eec eee eep eer ees eia eib eic eie eii eip eir eis ep- epa epb epc epe epi epp epr eps era erb erc ere eri erp err ers es- esa esb esc ese esi esp esr ess ia- iaa iab iac iae iai iap iar ias iba ibb ibc ibe ibi ibp ibr ibs ica icb icc ice ici icp icr ics ie- iea iec iee iei iep ier ies iia iib iic iie iii iip iir iis ipa ipb ipc ipe ipi ipp ipr ips ir- ira irb irc ire iri irp irr irs is- isa isb isc ise isi isp isr iss p-p paa pab pac pae pai pap par pas pba pbb pbc pbe pbi pbp pbr pbs pca pcb pcc pce pci pcp pcr pcs pea peb pec pee pei pep per pes pia pib pic pie pii pip pir pis ppa ppb ppc ppe ppi ppp ppr pps pra prb prc pre pri prp prr prs ps- psa psb psc pse psi psp psr pss ra- raa rab rac rae rai rap rar ras rba rbb rbc rbe rbi rbp rbr rbs rca rcb rcc rce rci rcp rcr rcs re- rea reb rec ree rei rep rer res ria rib ric rie rii rip rir ris rpa rpb rpc rpe rpi rpp rpr rps rra rrb rrc rri rrp rrr rrs rsa rsb rsc rse rsi rsp rsr rss saa sab sac sae sai sap sar sas sba sbb sbc sbe sbi sbp sbr sbs sca scb scc sce sci scp scr scs se- sea seb sec see sei sep ser ses sia sib sic sie sii sip sir sis spa spb spc spe spi spp spr sps sr- sra srb src sre sri srp srr srs ss- ssa ssb ssc sse ssi ssp ssr sss

-ase a-be a-ii aaaa aaab aaac aaae aaai aaap aaar aaas aaba aabb aabc aabi aabp aaca aacb aacc aace aaci aacp aacr aacs aaea aaec aaep aaes aaib aaic aaii aais aapa aapc aapi aaps aara aarc aare aari aarp aars aasa aasc aase aasi aass abaa abab abac abae abai abap abar abas abb- abba abbb abbe abbi abbr abbs abca abcb abcc abci abcp abcr abcs abec abee aber abes abia abib abic abie abir abis abpa abpc abpi abpp abpr abps abra abrc abri abrs abs- absa abse absi absp abss acaa acab acac acae acai acap acar acas acba acca accc acce acci accp accs ace- acea acec acer aces aci- acia acic acie acip acir acis acpa acpe acpi acpr acps acr- acra acrc acre acri acrr acrs acsa acsc acse acsi acss aeac aeap aeas aebi aebs aecb aeci aeer aer- aera aerc aeri aers aesc aess aiai aias aiba aica aicc aice aicp aicr aics aiea aiee aiia aiib aiic aiir aipa aipe aipi aips aira aire airi airp airs aisa aisb aise aisi aisr apac apai apap apar apas apba apbr apbs apca apcb apcc apcr apcs apea apec apep aper apes api- apia apic apie apip apis appa appc appr apps apra aprc apre apri aprs apsa apse apsi apss arab arac arae arai arap arar aras arba arbe arbi arbs arc- arca arce arci arcs area arec aree arei arep ares aria arib arie arii arip aris arpa arpe arpi arps arr- arra arrc arre arri arrr arrs ars- arsa arsc arse arsi asaa asab asac asae asai asap asar asas asba asc- asca ascb ascc asce asci ascp ascr asea asec asee asep aser ases asia asic asie asii asip asir asis aspa aspc aspe aspi aspr asps asra asrc asrs assa assc asse assi assp assr asss ba-i baaa baar baas baba babb babe babi babr babs bac- baca bacc bace baci bacs baer baes baia baib baic baie bair bais bapa bapc bape bapi bapp baps bar- bara barb barc bare bari barr bars basa basc base basi bass bbas bbbb bbbs bbci bbeb bbpr bbrc bcaa bcap bcar bcas bcbc bcbp bcbs bcca bccc bcci bccs bcec bcer bces bcia bcie bcis bcpp bcps bcra bcrs bcsa bcsc bcss beap bear beas beba bebb bebe bebi beca beci becs beeb beep beer bees beia beic beir beis bera berc bere beri berr bers bes- besa bese bess biap biar bias biba bibb bibe bibi bibs bica bicc bice bici bics bieb bier bies biis bipa bipp bips bira birb bire biri birr birs bis- bisa bisc bise bisp biss bpai bpcp bpea bprc bpsa brab brac brae brai bras brca brcb brce brea breb brec bree