-ic a-a a-b a-c a-i aaa aab aac aad aai aak aam ab- aba abb abc abd abi abk abm ac- aca acb acc acd aci ack acm ad- ada adb adc add adi adk adm ai- aia aib aic aid aii aik aim aka akb akc akd aki akk akm ama amb amc amd ami amk amm baa bab bac bad bai bak bam bba bbb bbc bbd bbi bbk bbm bca bcb bcc bcd bci bck bcm bda bdb bdc bdd bdi bdk bdm bi- bia bib bic bid bii bik bim bka bkb bkc bkk bkm bma bmb bmc bmd bmi bmk bmm c-- caa cab cac cad cai cak cam cba cbb cbc cbd cbi cbk cbm cca ccb ccc ccd cci cck ccm cda cdb cdc cdd cdi cdk cdm ci- cia cib cic cid cii cik cim cka ckb ckc ckd cki ckm cma cmb cmc cmd cmi cmk cmm daa dab dac dad dai dak dam dba dbb dbc dbd dbi dbk dbm dca dcb dcc dcd dci dck dcm dda ddb ddc ddd ddi ddk ddm di- dia dib dic did dii dik dim dka dkb dkc dki dkk dkm dma dmb dmc dmd dmi dmk dmm i-d ia- iaa iab iac iad iai iam iba ibb ibc ibd ibi ibk ibm ica icb icc icd ici ick icm ida idb idc idd idi idk idm iia iib iic iid iii iim ika ikb ikc iki ikk im- ima imb imc imd imi imm ka- kaa kab kac kad kai kak kam kba kbb kbc kbd kbi kbk kbm kca kcb kcc kcd kci kck kcm kda kdb kdc kdk kdm kia kib kic kid kii kik kim kkb kkc kki kkk kkm kma kmb kmc kmd kmi kmk kmm maa mab mac mad mai mak mam mba mbb mbc mbd mbi mbk mbm mc- mca mcb mcc mcd mci mck mcm mda mdb mdc mdd mdi mdk mdm mi- mia mib mic mid mii mik mim mka mkb mkc mkd mkk mkm mma mmb mmc mmd mmi mmk mmm

a-ak a-ii aaaa aaab aaac aaad aaai aaam aaba aabb aabc aabd aabi aabm aaca aacb aacc aacd aaci aack aacm aada aadc aadi aaib aaic aaii aaka aama aamb aamc aamd aami abaa abab abac abad abai abak abam abb- abba abbb abbi abca abcb abcc abcd abci abda abdi abia abib abic abid abim abma abmb abmc acaa acab acac acad acai acba acca accc accd acci accm acda acdb acdc acdi acdm aci- acia acic acid acim ackd acma acmc acmi adaa adab adac adad adai adak adam adba adbc adbi adcc adci adda addc addd addi adia adib adic adik adim adki adma admb admi aiai aiba aica aicc aicd aida aidb aidc aidi aiia aiib aiic aiid aika aiki aimc aimi aimm akaa akai akam akca akia akid akik akim akka akki amaa amac amad amai amam amb- amba ambi amca amcc amda amia amib amic amid amii amik amka amm- amma ammi ba-i baaa baad baak baam baba babb babi babm bac- baca bacc baci back bada badb badd badi baia baib baic baid baik bak- baka baki bama bamb bamc bami bamm bbad bbbb bbci bbcm bbdd bcaa bcam bcbc bcca bccc bcci bccm bcda bcia bcma bdbc bddc bdii bdmi biad biak biba bibb bibi bica bicc bici bick bida bidi bima bmaa bmci bmdb bmic bmmi c-cd caaa caab caac caam caba cabi cac- caca cacc caci cack cacm cada cadc cadd cadi cadm caia caib caic caid caik caim caka cama camb camc cami camk camm cbac cbbc cbca cbcc cbcm cbdb cbdc cbdi cbia cbid cbka cbkm ccaa ccab ccac ccad ccai ccam ccba ccbc ccca cccb cccc ccci cccm ccdc ccdi ccdm ccic ccid ccii ccim cckm ccma ccmb ccmc ccmd ccmm cdaa cdac cdad cdai cdba cdda cddb cdic cdii cdma ciaa ciak ciam ciba cibc cibi cica cicc cici cida cidc cidi ciia ciid ciii cika cima cimb cimd cimi cimm ckac ckbc ckbi ckck ckcm ckdm cmaa cmac cmba cmbc cmcc cmda cmdb cmii cmmb cmmc cmmi daab daad daam daba dabb daca daci dada dadi daia daid daik daim daka daki dama damb dami damm dbcc dcbc dcca dccb dccc dcci dcdb dcia dcii dcim dcma dcmi dddd dia- diab diac diad diak diam diba dibb dica dici dick dida didi diii dika diki dima dimi dimm dkba dkdc dkid dkim dmaa dmab dmac dmba dmcc dmcm dmdc iaaa iaac iaai iaba iabm iaca iacc iadb iadc iaia iaim iama iamb iami ibac ibad ibbm ibca ibia ibid ibim ibma icaa icab icac icad icai icam icbc icbd icbm icca iccb iccc icci icdc icdd icma icmc icmi icmm idad idam idbm idca idda iddm idia idic idid iiac iica iicd iida iiii iimc ikid ikki ikma imac imad imai imam imba imbi imca imcb imci imck imdb imdi imid imma immi k-ci k-id kaaa kaab kaai kaak kaam kaba kabb kabc kabd kabi kacb kacc kacd kaci kad- kada kadd kadi kadm kaia kaib kaic kaid kaii kaik kaim kaka kakc kaki kakk kakm kam- kama kamb kamc kami kamm kbaa kbab kbac kbad kbai kbak kbam kbba kbbb kbbc kbbd kbbi kbbk kbbm kbca kbcb kbci kbck kbdb kbdi kbia kbib kbic kbid kbik kbim kbkb kbkk kbmb kbmc kbmi kcaa kcab kcac kcad kcai kcam kcba kcbc kcbd kcbi kcbk kcca kccb kccc kccd kcci kcck kcda kcdc kcdd kcdi kcic kcid kcii kcim kckc kckk kckm kcmb kcmc kcmd kcmi kcmk kcmm kdaa kdab kdac kdad kdai kdak kdam kdbb kdbi kdbm kdca kdcc kdcd kddb kddc kddd kddi kddk kdia kdic kdim kdka kdkb kdkd kdkk kdma kdmc kdmd kdmi kiab kiac kiad kiai kiam kiba kibb kibc kibi kica kicb kicc kicd kick kicm kida kidb kidd kidi kidk kiia kiic kiid kiii kiik kika kikc kikd kiki kikk kima kimb kimi kimm kkaa kkac kkai kkam kkba kkbb kkbd