-al -ic a-a a-b a-c a-i aaa aab aac aai aak aal aam aar ab- aba abb abc abi abk abl abm abr ac- aca acb acc aci ack acl acm acr ai- aia aib aic aii aik ail aim air aka akb akc aki akk akl akm akr al- ala alb alc ali alk all alm alr ama amb amc ami amk aml amm amr ar- ara arb arc ari ark arl arm arr baa bab bac bai bak bal bam bar bba bbb bbc bbi bbk bbl bbm bbr bca bcb bcc bci bck bcl bcm bcr bi- bia bib bic bii bik bil bim bir bka bkb bkc bkk bkl bkm bkr bla blb blc bli blk bll blm blr bma bmb bmc bmi bmk bml bmm bmr bra brb bri brk brl brm brr c-- caa cab cac cai cak cal cam car cba cbb cbc cbi cbk cbl cbm cbr cca ccb ccc cci cck ccl ccm ccr ci- cia cib cic cii cik cil cim cir cka ckb ckc cki ckm cl- cla clb clc cli clk cll clm clr cma cmb cmc cmi cmk cml cmm cmr cra crb crc cri crk crl crm crr ia- iaa iab iac iai ial iam iar iba ibb ibc ibi ibk ibl ibm ibr ica icb icc ici ick icl icm icr iia iib iic iii iil iim iir ika ikb ikc iki ikk ikl ikr il- ila ilb ilc ili ilk ill ilm ilr im- ima imb imc imi iml imm ir- ira irb irc iri irk irl irm irr ka- kaa kab kac kai kak kal kam kar kba kbb kbc kbi kbk kbl kbm kbr kca kcb kcc kci kck kcl kcm kcr kia kib kic kii kik kil kim kir kkb kkc kki kkk kkl kkm kkr kl- kla klb klc kli klm klr kma kmb kmc kmi kmk kml kmm kra krc kri krk krl krr la- laa lab lac lai lak lal lam lar lba lbb lbc lbi lbk lbl lbm lbr lca lcb lcc lci lck lcl lcm lcr lia lib lic lii lik lil lim lir lka lkb lkl lkr lla llb llc lli llk lll llm llr lma lmb lmc lmi lmk lml lmm lmr lra lrb lrc lri lrk lrm lrr m-r maa mab mac mai mak mal mam mar mba mbb mbc mbi mbk mbl mbm mbr mc- mca mcb mcc mci mck mcl mcm mcr mi- mia mib mic mii mik mil mim mir mka mkb mkc mkk mkl mkm mkr mla mlb mlc mli mlk mll mlm mlr mma mmb mmc mmi mmk mml mmm mmr mra mrb mrc mri mrk mrl mrm mrr ra- raa rab rac rai rak ral ram rar rba rbb rbc rbi rbk rbl rbm rbr rca rcb rcc rci rcl rcm rcr ria rib ric rii rik ril rim rir rkb rkc rkk rkm rla rlc rli rll rlm rlr rma rmb rmc rmi rml rmm rmr rra rrb rrc rri rrk rrl rrm rrr

a-ak a-ii aaaa aaab aaac aaai aaal aaam aaar aaba aabb aabc aabi aabl aabm aaca aacb aacc aaci aack aacl aacm aacr aaib aaic aaii aaka aala aalc aali aall aama aamb aamc aami aamr aara aarc aari aarm abaa abab abac abai abak abal abam abar abb- abba abbb abbi abbr abca abcb abcc abci abcl abcr abia abib abic abil abim abir abla abma abmb abmc abra abrc abri acaa acab acac acai acar acba acbl acca accc acci accm aci- acia acic acim acir acla aclc acli aclr acma acmc acmi acr- acra acrc acri acrm acrr aiai aiba aibl aica aicc aicr aiia aiib aiic aiir aika aiki aila aili ailm aimc aimi aiml aimm aira airi akaa akai akal akam akar akca akia akik akil akim akir akka akki akr- akra alaa alac alai alak alal alam alar alb- alba albc albi albm alca alcc ali- alia alib alii alik alil alim alir alk- alka alkb alki all- alla alli alll allr alma almc amaa amac amai amal amam amar amb- amba ambi ambr amca amcc amia amib amic amii amik amil amir amka amla amli amm- amma ammi amra amrc amri amrl arab arac arai arak aral aram arar arba arbi arc- arca arci arcm aria arib arii arik aril arim arka arki arla arli arma armc armi arml armm arr- arra arrc arri arrk arrr ba-i baaa baak baal baam baar baba babb babi babm babr bac- baca bacc baci back baia baib baic baik bail bair bak- baka baki bakl bakr bala balc bali balk ball balm bama bamb bamc bami baml bamm bar- bara barb barc bari bark barm barr bbbb bbci bbcm bblb bbrc bcaa bcam bcar bcbc bcca bccc bcci bccl bccm bcia bcma bcra biak bial biar biba bibb bibi bibl bica bicc bici bick bila bili bilk bill bima bira birb biri birk birl birr blaa blab blac blak blam blic blik blim blir blkb blrc bmaa bmci bmic bmir bmmi brab brac brai brak bram brca brcb bria bric brik bril brim brka brkb brmc brrm brrr caaa caab caac caal caam caba cabi cac- caca cacc caci cack cacm cacr caia caib caic caik cail caim cair caka cala calc cali calk call calm cama camb camc cami camk caml camm cara carb carc cari cark carl carm carr cbac cbal cbar cbbc cbca cbcc cbcl cbcm cbcr cbia cbir cbka cbkl cbkm cbkr cblb cblc cbrl cbrm ccaa ccab ccac ccai ccam ccar ccba ccbc ccca cccb cccc ccci cccl cccm ccic ccii ccil ccim ccir cckm ccla cclc ccli cclm ccma ccmb ccmc ccmm ccra ccrc ccri ccrl ciaa ciak cial ciam ciar ciba cibc cibi cica cicc cici cicr ciia ciii cika cikr cila cili cilk cill cima cimb cimi ciml cimm cimr cira cirb circ ciri cirk cirl cirm cirr ckac ckbc ckbi ckck ckcl ckcm cklm ckml ckrc ckrm clab clai