-er a-a a-b a-c aaa aab aac aae aak aan aap aar ab- aba abb abc abe abk abn abp abr ac- aca acb acc ace ack acn acp acr aea aeb aec aee aek aen aep aer aka akb akc ake akk akn akp akr an- ana anb anc ane ank ann anp anr ap- apa apb apc ape apk apn app apr ar- ara arb arc are ark arn arp arr b-p baa bab bac bae bak ban bap bar bba bbb bbc bbe bbk bbn bbp bbr bca bcb bcc bce bck bcn bcp bcr be- bea beb bec bee bek ben bep ber bka bkb bkc bke bkk bkn bkp bkr bna bnb bnc bne bnk bnn bnp bnr bpa bpb bpc bpe bpn bpp bpr bra brb bre brk brn brp brr c-- caa cab cac cae cak can cap car cba cbb cbc cbe cbk cbn cbp cbr cca ccb ccc cce cck ccn ccp ccr ce- cea ceb cec cee cek cen cep cer cka ckb ckc cn- cna cnb cnc cne cnn cnp cnr cpa cpb cpc cpe cpk cpn cpp cpr cra crb crc cre crk crn crp crr eaa eab eac eae eak ean eap ear eba ebb ebc ebe ebk ebn ebp ebr ec- eca ecb ecc ece eck ecn ecr eea eeb eec eee eek een eep eer eka ekb ekc eke ekp ekr en- ena enb enc ene enk enn enp enr ep- epa epb epc epe epn epp epr era erb erc ere erk ern erp err ka- kaa kab kac kae kak kan kap kar kba kbb kbc kbe kbk kbn kbp kbr kca kcb kcc kce kck kcn kcp kcr ke- kea keb kec kee kek ken kep ker kkb kkc kke kkk kkn kkp kkr kn- kna knc kne knk knn knp knr kpa kpc kpe kpk kpn kpp kpr kra krc krk krn krp krr naa nab nac nae nak nan nap nar nba nbb nbc nbe nbk nbn nbp nbr nca ncb ncc nce nck ncn ncp ncr ne- nea neb nec nee nek nen nep ner nka nkc nke nkk nkn nkp nkr nna nnb nnc nne nnk nnn nnp npa npb npc npe npn npp npr nra nrb nrc nre nrk nrn nrp nrr p-p paa pab pac pae pak pan pap par pba pbb pbc pbe pbk pbn pbp pbr pca pcb pcc pce pck pcn pcp pcr pea peb pec pee pek pen pep per pka pkb pkc pke pkn pkp pkr pn- pna pnb pnc pne pnk pnn pnp pnr ppa ppb ppc ppe ppk ppn ppp ppr pra prb prc pre prk prn prp prr ra- raa rab rac rae rak ran rap rar rba rbb rbc rbe rbk rbn rbp rbr rca rcb rcc rce rcn rcp rcr re- rea reb rec ree rek ren rep rer rkb rkc rke rkk rkp rna rnb rnc rnn rnp rnr rpa rpb rpc rpe rpk rpn rpp rpr rra rrb rrc rrk rrn rrp rrr

-ana -ane -ene a-ak a-be aaaa aaab aaac aaae aaan aaap aaar aaba aabb aabc aabp aaca aacb aacc aace aack aacn aacp aacr aaea aaec aaen aaep aaka aake aana aane aanp aapa aapc aara aarc aare aarp abaa abab abac abae abak aban abap abar abb- abba abbb abbe abbr abca abcb abcc abcn abcp abcr abec abee aben aber abpa abpc abpn abpp abpr abra abrc acaa acab acac acae acan acap acar acba acca accc acce accp ace- acea acec acek acen acer acke acne acpa acpe acpr acr- acra acrc acre acrr aeac aean aeap aebn aecb aeer aeka aena aer- aera aerc akaa akae akan akap akar akca akee aken aker akka akna akr- akra akre ana- anaa anab anac anae anak anan anap anar anba anbb anca ancc ance anec anee anen aner ank- anka anke anna annb anne anp- anpa anpp anpr anrc apac apak apan apap apar apba apbr apca apcb apcc apcn apcr apea apec apen apep aper apke apna apne appa appc appr apra aprc apre aprn arab arac arae arak aran arap arar arba arbe arc- arca arce area arec aree arek aren arep arka arke arna arne arnk arpa arpe arr- arra arrc arre arrk arrr baaa baak baan baar baba babb babe babr bac- baca bacc bace back bacn baek baer bak- baka bake bakr bana banc bane bank bann banp banr bapa bapc bape bapp bar- bara barb barc bare bark barn barr bbbb bbeb bbpr bbrc bcaa bcap bcar bcbc bcbp bcca bccc bcec bcer bcpp bcra beak bean beap bear beba bebb bebe beca beck beeb beek been beep beer beka beke bena bene benk benn bera berc bere berk bern berr bkpr bner bnpp bnrr bpcp bpea bprc brab brac brae brak bran brca brcb brce brea breb brec bree brek bren brep brer brka brkb brna brrr caaa caab caac caan caap caba cabe cac- caca cacc cace cack cacr caec caen caer caka cake cana canc cane cank cann canp capa capb capc cape capn capp cara carb carc care cark carn carp carr cbac cbar cbbc cbca cbcc cbce cbcn cbcp cbcr cbea cbec cbee cber cbka cbkn cbkr cbna cbpc cbpp cbre cbrn ccaa ccab ccac ccap ccar ccba ccbc ccbn ccca cccb cccc cccp ccee ccna ccnb ccnc ccne ccnp ccnr ccpa ccpe ccpn ccpp ccpr ccra ccrc ccre ccrp ceac cean cear ceba cebp cec- ceca cece cecp ceeb ceec ceke cen- cena cene cepa cepc cepe cepp cepr cer- cera cerc cere cern cerp ckac ckan ckbc ckbe ckck cken cker cknb cknc ckpc ckpr ckrc cnaa cnac cnap cnbc cnbp cncp cnep cnna cnpa cnrc cnrr cpaa cpac cpan cpap cpbc cpca cpce cpea cpeb cpep cper cpnb cppa cpre crab crac cran crap crar crbc crca crcc crce crcr cre- crea creb crec cree cren crep crkc crkp crna crne crpc eaba eaca eacc