-ic a-a a-c a-i aaa aac aag aai aak aao aar ac- aca acc acg aci ack aco acr ag- aga agc agg agi agk ago agr ai- aia aic aig aii aik aio air aka akc akg aki akk ako akr aoa aoc aog aoi aok aoo aor ar- ara arc arg ari ark aro arr c-- caa cac cag cai cak cao car cca ccc ccg cci cck cco ccr cga cgc cgg cgi cgo cgr ci- cia cic cig cii cik cio cir cka ckc cki cko co- coa coc cog coi cok coo cor cra crc crg cri crk cro crr gaa gac gag gai gak gao gar gca gcc gcg gci gck gco gcr gga ggc ggg ggi ggo ggr gia gic gig gii gik gio gir gka gko goa goc gog goi gok goo gor gra grc grg gri grk gro grr ia- iaa iac iag iai iao iar ica icc icg ici ick ico icr iga igc igg igi igk igo igr iia iic iii iio iir ika ikc iki ikk iko ikr io- ioa ioc iog ioi ioo ior ir- ira irc irg iri irk iro irr ka- kaa kac kag kai kak kao kar kca kcc kcg kci kck kcr kga kgc kgi kgo kia kic kig kii kik kio kir kkc kki kkk kkr koa koc kog koi kok koo kor kra krc krg kri krk kro krr o-i oaa oac oag oai oak oao oar oc- oca occ ocg oci ock oco ocr oga ogc ogg ogi ogo oia oic oii oik oio oir oka okc okg oki okk oko okr oo- ooa ooc oog ooi ook ooo oor or- ora orc org ori ork oro orr ra- raa rac rag rai rak rao rar rca rcc rcg rci rco rcr rga rgc rgg rgi rgk rgo rgr ria ric rig rii rik rio rir rkc rkg rkk rko roa roc rog roi rok roo ror rra rrc rrg rri rrk rrr

a-ak a-ii a-ok aaaa aaac aaai aaar aaca aacc aaci aack aaco aacr aaic aaii aaka aaoo aara aarc aari aaro acaa acac acag acai acar acca accc acci acco acga acgi acgr aci- acia acic acir acoa acog acor acr- acra acrc acri acro acrr ag-o agac agag agai agao agar agca agcc agco agga aggi agia agic agig agii agio agir agog agoo agra agri agro aiai aica aicc aicr aiga aigo aiia aiic aiir aika aiki aiko aioc aioi aira airi airo akaa akai akao akar akca akia akik akio akir akka akki akko akok akr- akra aoca aoki aora arac arag arai arak arar arc- arca arci arco arga argi argo aria arig arii arik ario arka arki arko aroa aroi aroo aror arr- arra arrc arrg arri arrk arro arrr caaa caac cac- caca cacc caci cack caco cacr caga cagg cagi cago cagr caia caic caik caio cair caka caoi caor cara carc cari cark caro carr ccaa ccac ccag ccai ccar ccca cccc ccci ccga ccgc ccic ccii ccir ccoc ccra ccrc ccrg ccri cgac cgcc cgcg cgro ciaa ciak ciao ciar cica cicc cici cico cicr ciga cigi ciia ciii cika ciko cikr cior cira circ ciri cirk ciro cirr ckac ckck ckco ckga ckgo ckoa ckoc ckoi ckoo ckor ckrc coag coai coak coca cock coco cogi cogo coia coir cok- coka coko cook cor- cora corc corg cori cork coro corr crac crag crai crar crca crcc crcr cria cric crig crik crkc croc crok croo cror gaar gack gaga gagg gagi gago gaia gaig gair gaki gara garg gari garo garr gc-c gcaa gccc gcic gcii gcoa gcrg gggg giaa giac giai gica gick gicr giga gigg gigi gigo giog gioi gira girg giri girk giro girr goai goar goca gocr goga gogi gogo goog gooi gook goor gora gorg gori goro gorr grac grai grcc gria gric grig groc grog groi grok groo gror grrr i-go iaaa iaac iaai iaca iacc iacr iago iaia iara iarc icaa icac icag icai icao icar icca iccc icci icco iccr icga icgc icoc icor icra icrc icrr igac igar igcc igga igia igkc igoo igor igra igri iiac iica iiii iiio iioi iioo iira iirc ikar ikig ikki ikko ikoo ikra ikri iocg ioci ioii ioio ioko iooi iooo iora iorg iori irac irai irak irao irar irca ircc ircg iri- iria iric irig irio irka irki iroc irra irrc irri k-ci kaaa kaag kaai kaak kaar kacc kaci kaco kag- kaga kagc kagg kagi kago kagr kaia kaic kaig kaii kaik kaio kair kaka kakc kaki kakk kako kaoa kaoc kaog kaoi kaok kaor kara karg kari kark karo karr kcaa kcac kcai kcar kcca kccc kcci kcck kccr kcgc kcgi kcgr kcic kcii kcir kckc kckk kcko kckr kcog kcor kcrc kcrg kcri kcro kcrr kgac kgak kgcc kgcr kgga kggg kggi kggo kggr kgia kgio kgir kgor kgra kgrc kgrg kgri kgrk kgro kgrr kiac kiai kiar kica kicc kicg kick kicr kiga kigc kigo kiia kiic kiii kiik kika kikc kiki kikk kiko kikr kioa kioc kioi kiok kioo kira kirc kiri kirk kiro kirr kkaa kkac kkag kkai kkar kkci kkck kkco kkcr kkgo kkgr kkia kkic kkik kkkk kkoa kkoo kkor kkrc kkrk kkro kkrr koac koai koak koar koca koci kock koga kogg kogi kogo koii koir koka kokc koki kokk koko kokr kooc koog kooi kook kooo koor kora korc korg kori kork koro korr krac krag krai krak krar krca krcc krcg krci krco krgi kria krik krio krka krkc krki krkk krko krkr kroa kroc krog kroi krok kroo kror krrc krrg krri krrk krro krrr oaic oara ocac ocak occa occc occi ocga ocra ocro ocrr ogai ogar oggi ogoa ogog ogoi ogra ogri ogro oici oick oigo oiii oiko oira okak okgo okia okic okir okka okko okok okor okra okro ooaa ooak oocr ooia oooo oora orac orai orak orao orar orca orci orco orga