-ic a-a a-c a-i aaa aac aad aag aai aak aar ac- aca acc acd acg aci ack acr ad- ada adc add adg adi adk adr ag- aga agc agd agg agi agk agr ai- aia aic aid aig aii aik air aka akc akd akg aki akk akr ar- ara arc ard arg ari ark arr c-- caa cac cad cag cai cak car cca ccc ccd ccg cci cck ccr cda cdc cdd cdg cdi cdk cdr cga cgc cgd cgg cgi cgr ci- cia cic cid cig cii cik cir cka ckc ckd cki cra crc crd crg cri crk crr daa dac dad dag dai dak dar dca dcc dcd dcg dci dck dcr dda ddc ddd ddg ddi ddk ddr dga dgc dgd dgg dgi dgk dgr di- dia dic did dig dii dik dir dka dkc dkg dki dkk dkr dra drc drd drg dri drk drr g-d gaa gac gad gag gai gak gar gca gcc gcd gcg gci gck gcr gda gdc gdd gdi gdk gdr gga ggc ggd ggg ggi ggr gia gic gid gig gii gik gir gka gkd gra grc grd grg gri grk grr i-d ia- iaa iac iad iag iai iar ica icc icd icg ici ick icr ida idc idd idg idi idk idr iga igc igd igg igi igk igr iia iic iid iii iir ika ikc iki ikk ikr ir- ira irc ird irg iri irk irr ka- kaa kac kad kag kai kak kar kca kcc kcd kcg kci kck kcr kda kdc kdg kdk kdr kga kgc kgd kgi kia kic kid kig kii kik kir kkc kki kkk kkr kra krc krd krg kri krk krr ra- raa rac rad rag rai rak rar rca rcc rcd rcg rci rcr rda rdc rdd rdg rdi rdr rga rgc rgd rgg rgi rgk rgr ria ric rid rig rii rik rir rkc rkg rkk rra rrc rrd rrg rri rrk rrr

a-ak a-ii aaaa aaac aaad aaai aaar aaca aacc aacd aaci aack aacr aada aadc aadi aaic aaii aaka aara aarc aard aari acaa acac acad acag acai acar acca accc accd acci acda acdc acdi acga acgi acgr aci- acia acic acid acir ackd acr- acra acrc acri acrr adaa adac adad adag adai adak adar adcc adci adda addc addd addi addr adia adic adig adik adir adki adra agac agad agag agai agar agca agcc agda agga aggi agia agic agid agig agii agir agra agri aiai aica aicc aicd aicr aida aidc aidi aidr aiga aiia aiic aiid aiir aika aiki aira aird airi akaa akai akar akca akia akid akik akir akka akki akr- akra arac arad arag arai arak arar arc- arca arci arda ardc ardi arga argi aria arid arig arii arik arka arki arr- arra arrc arrg arri arrk arrr c-cd caaa caac cac- caca cacc caci cack cacr cada cadc cadd cadi cadr caga cagg cagi cagr caia caic caid caik cair caka cara carc card cari cark carr ccaa ccac ccad ccag ccai ccar ccca cccc ccci ccdc ccdi ccdr ccga ccgc ccic ccid ccii ccir ccra ccrc ccrg ccri cd-r cdaa cdac cdad cdai cdda cddr cdic cdii cgac cgcc cgcg ciaa ciak ciar cica cicc cici cicr cida cidc cidg cidi cidr ciga cigi ciia ciid ciii cika cikr cira circ ciri cirk cirr ckac ckck ckga ckrc ckrd crac crag crai crar crca crcc crcr crda crdc cria cric crig crik crkc daad daag daar daca daci dada dadi daga dagg dagi dagr daia daid daig daik dair daka daki dara darc dard darg dari dark darr dcca dccc dcci dcia dcii dcra dcrk dddd ddrc dgac dgca dgia dgka dgkd dgkg dia- diac diad diag diak diar dica dici dick dida didi diga digg digi diii dika diki dira dird dirk dirr dkdc dkid draa drac drad drag drak drar drca drda dric drra gaar gack gada gadd gadi gadk gaga gagg gagi gaia gaid gaig gair gaki gara gard garg gari garr gc-c gcaa gccc gcda gcic gcii gcrg gdca gdci gdrc gggg giaa giac giad giai gica gick gicr gida gidc gidd gidi giga gigg gigi gira gird girg giri girk girr grac grad grai grcc grdc gria gric grid grig grrr iaaa iaac iaai iaca iacc iacr iadc iaia iara iarc icaa icac icad icag icai icar icca iccc icci iccr icdc icdd icga icgc icra icrc icrr idad idar idca idcr idda idia idic idid idig idir idra idrc igac igad igar igcc igga igia igkc igra igri iiac iica iicd iida iiii iira iirc ikar ikid ikig ikki ikra ikri irac irad irai irak irar irca ircc ircd ircg irda irdc iri- iria iric irid irig irka irki irra irrc irri k-ci k-id kaaa kaag kaai kaak kaar kacc kacd kaci kad- kada kadd kadi kadr kag- kaga kagc kagg kagi kagr kaia kaic kaid kaig kaii kaik kair kaka kakc kaki kakk kara kard karg kari kark karr kcaa kcac kcad kcai kcar kcca kccc kccd kcci kcck kccr kcda kcdc kcdd kcdi kcdr kcgc kcgi kcgr kcic kcid kcii kcir kckc kckk kckr kcrc kcrg kcri kcrr kdaa kdac kdad kdag kdai kdak kdar kdca kdcc kdcd kdcr kddc kddd kddg kddi kddk kddr kdia kdic kdka kdkd kdkk kdkr kdri kgac kgak kgcc kgcd kgcr kgdc kgdd kgga kggg kggi kggr kgia kgir kgra kgrc kgrd kgrg kgri kgrk kgrr kiac kiad kiai kiar kica kicc kicd kicg kick kicr kida kidd kidg kidi kidk kidr kiga kigc kiia kiic kiid kiii kiik kika kikc kikd kiki kikk kikr kira kirc kiri kirk kirr kkaa kkac kkag kkai kkar kkcd kkci kkck kkcr kkda kkdc kkdd kkdg kkgr kkia kkic kkid kkik kkkk kkrc kkrk kkrr krac krad krag krai krak krar krca krcc krcd krcg krci krda krdc krdd krdg krdr krgi kria krid krik krka krkc krkd krki krkk krkr krrc krrg krri krrk krrr raad