-al -ic a-a a-b a-c a-i aaa aab aac aai aak aal aar ab- aba abb abc abi abk abl abr ac- aca acb acc aci ack acl acr ai- aia aib aic aii aik ail air aka akb akc aki akk akl akr al- ala alb alc ali alk all alr ar- ara arb arc ari ark arl arr baa bab bac bai bak bal bar bba bbb bbc bbi bbk bbl bbr bca bcb bcc bci bck bcl bcr bi- bia bib bic bii bik bil bir bka bkb bkc bkk bkl bkr bla blb blc bli blk bll blr bra brb bri brk brl brr c-- caa cab cac cai cak cal car cba cbb cbc cbi cbk cbl cbr cca ccb ccc cci cck ccl ccr ci- cia cib cic cii cik cil cir cka ckb ckc cki cl- cla clb clc cli clk cll clr cra crb crc cri crk crl crr ia- iaa iab iac iai ial iar iba ibb ibc ibi ibk ibl ibr ica icb icc ici ick icl icr iia iib iic iii iil iir ika ikb ikc iki ikk ikl ikr il- ila ilb ilc ili ilk ill ilr ir- ira irb irc iri irk irl irr ka- kaa kab kac kai kak kal kar kba kbb kbc kbi kbk kbl kbr kca kcb kcc kci kck kcl kcr kia kib kic kii kik kil kir kkb kkc kki kkk kkl kkr kl- kla klb klc kli klr kra krc kri krk krl krr la- laa lab lac lai lak lal lar lba lbb lbc lbi lbk lbl lbr lca lcb lcc lci lck lcl lcr lia lib lic lii lik lil lir lka lkb lkl lkr lla llb llc lli llk lll llr lra lrb lrc lri lrk lrr ra- raa rab rac rai rak ral rar rba rbb rbc rbi rbk rbl rbr rca rcb rcc rci rcl rcr ria rib ric rii rik ril rir rkb rkc rkk rla rlc rli rll rlr rra rrb rrc rri rrk rrl rrr

a-ak a-ii aaaa aaab aaac aaai aaal aaar aaba aabb aabc aabi aabl aaca aacb aacc aaci aack aacl aacr aaib aaic aaii aaka aala aalc aali aall aara aarc aari abaa abab abac abai abak abal abar abb- abba abbb abbi abbr abca abcb abcc abci abcl abcr abia abib abic abil abir abla abra abrc abri acaa acab acac acai acar acba acbl acca accc acci aci- acia acic acir acla aclc acli aclr acr- acra acrc acri acrr aiai aiba aibl aica aicc aicr aiia aiib aiic aiir aika aiki aila aili aira airi akaa akai akal akar akca akia akik akil akir akka akki akr- akra alaa alac alai alak alal alar alb- alba albc albi alca alcc ali- alia alib alii alik alil alir alk- alka alkb alki all- alla alli alll allr arab arac arai arak aral arar arba arbi arc- arca arci aria arib arii arik aril arka arki arla arli arr- arra arrc arri arrk arrr ba-i baaa baak baal baar baba babb babi babr bac- baca bacc baci back baia baib baic baik bail bair bak- baka baki bakl bakr bala balc bali balk ball bar- bara barb barc bari bark barr bbbb bbci bblb bbrc bcaa bcar bcbc bcca bccc bcci bccl bcia bcra biak bial biar biba bibb bibi bibl bica bicc bici bick bila bili bilk bill bira birb biri birk birl birr blaa blab blac blak blic blik blir blkb blrc brab brac brai brak brca brcb bria bric brik bril brka brkb brrr caaa caab caac caal caba cabi cac- caca cacc caci cack cacr caia caib caic caik cail cair caka cala calc cali calk call cara carb carc cari cark carl carr cbac cbal cbar cbbc cbca cbcc cbcl cbcr cbia cbir cbka cbkl cbkr cblb cblc cbrl ccaa ccab ccac ccai ccar ccba ccbc ccca cccb cccc ccci cccl ccic ccii ccil ccir ccla cclc ccli ccra ccrc ccri ccrl ciaa ciak cial ciar ciba cibc cibi cica cicc cici cicr ciia ciii cika cikr cila cili cilk cill cira cirb circ ciri cirk cirl cirr ckac ckbc ckbi ckck ckcl ckrc clab clai clar clib clic clii clik clir clra clri crab crac crai crar crbc crca crcc crcr cria crib cric crik crkc crkl iaaa iaac iaai iaal iaba iaca iacc iacr iaia iala iall iara iarc ibac ibar ibca ibia ibra ibrc ibri icaa icab icac icai ical icar icbc icca iccb iccc icci iccl iccr icll iclr icra icrc icrr iiac iica iiii iila iira iirc ikar ikki ikla ikra ikri ilac ilal ilar ilbc ilca ilia ilic ilir ilka ilki ill- illa illi irac irai irak iral irar irca ircc iri- iria iric iril irka irki irla irlb irra irrc irri k-ci kaaa kaab kaai kaak kaal kaar kaba kabb kabc kabi kabr kacb kacc kaci kacl kaia kaib kaic kaii kaik kail kair kaka kakc kaki kakk kala kalb kalc kali kalk kall kara karb kari kark karl karr kbaa kbab kbac kbai kbak kbal kbar kbba kbbb kbbc kbbi kbbk kbbl kbbr kbca kbcb kbci kbck kbcl kbcr kbia kbib kbic kbik kbil kbkb kbkk kbkl kbkr kbla kblb kbll kblr kbra kbrb kbrc kbri kbrk kbrl kcaa kcab kcac kcai kcal kcar kcba kcbc kcbi kcbk kcbl kcbr kcca kccb kccc kcci kcck kccl kccr kcic kcii kcil kcir kckc kckk kckl kckr kcla kclc kcli kclk kcll kclr kcrc kcri kcrr kiab kiac kiai kiar kiba kibb kibc kibi kibl kibr kica kicb kicc kick kicl kicr kiia kiic kiii kiik kika kikc kiki kikk kikr kila kilb kili kilk kill kilr kira kirb kirc kiri kirk kirr kkaa kkac kkai kkal kkar kkba kkbb kkbi kkbl kkbr kkcb kkci kkck kkcl kkcr kkia kkic kkik kkkk kklb kklc kkli kkll kkrb kkrc kkrk kkrl kkrr klaa klab klac klai klak klal klar klbb klbc klbl klca klcb klcc klci klck