-vac a-ak a-do a-ii a-iv a-ok aaaa aaac aaad aaai aaav aaca aacc aacd aaci aack aaco aacv aada aadc aadi aaic aaii aaka aaoo aava acaa acac acad acai acca accc accd acci acco acda acdc acdi aci- acia acic acid ackd acoa acod acvv adaa adac adad adai adak adao adcc adci adda addc addd addi addo adia adic adik adio adki adoc adod adok adoo advi aiai aica aicc aicd aida aidc aidi aiia aiic aiid aika aiki aiko aioc aioi aiva aivd akaa akai akao akca akia akid akik akio akka akki akko akok aoca aoki avao avcc avco avda avdi avia avic avid avik avio aviv avva avvo c-cd caaa caac cac- caca cacc caci cack caco cada cadc cadd cadi cado caia caic caid caik caio caka caod caoi cava cavi cavo ccaa ccac ccad ccai ccca cccc ccci cccv ccdc ccdi ccic ccid ccii cciv ccoc ccod ccvi ccvo cdaa cdac cdad cdai cdda cdic cdii cdio cdiv cdvd cdvi ciaa ciak ciao cica cicc cici cico cida cidc cidi ciia ciid ciii cika ciko civa civc civo ckac ckck ckco ckcv ckdo ckoa ckoc ckoi ckoo ckvo coad coai coak coca cock coco coda codd codi coia cok- coka coko cood cook cova covo cvac cvca cvcc cvid cvii daad daca daci dada dadi dado daia daid daik daio daka daki dako dava davi dcca dccc dcci dccv dcia dcii dcio dciv dcvd dcvi dddd ddoc dia- diac diad diak diao dica dici dick dico dida didi dido diii diiv dika diki diko dioc diva divd divi divo dkdc dkid doak doca doci dock doco dod- doda dodd dodi dodo doid doka doki doko dood dook dovi dvda dvi- dvii dvoa iaaa iaac iaai iaca iacc iadc iaia iava icaa icac icad icai icao icca iccc icci icco icdc icdd icoc icod idad idca idda iddo idia idic idid idio idoc idvd iiac iica iicd iida iiii iiio iioi iioo ikid ikki ikko ikoo ioci iod- ioda iodd iodo ioii ioio ioko iooi iooo ivai ivak ivao ivda ivic ivod k-ci k-id kaaa kaai kaak kacc kacd kaci kaco kacv kad- kada kadd kadi kado kadv kaia kaic kaid kaii kaik kaio kaka kakc kaki kakk kako kaoa kaoc kaoi kaok kava kavi kavo kavv kcaa kcac kcad kcai kcav kcca kccc kccd kcci kcck kccv kcda kcdc kcdd kcdi kcdv kcic kcid kcii kciv kckc kckk kcko kckv kcvd kcvi kcvk kcvo kcvv kdaa kdac kdad kdai kdak kdao kdav kdca kdcc kdcd kdco kddc kddd kddi kddk kdia kdic kdio kdka kdkd kdkk kdko kdoc kdok kdov kdva kdvi kdvv kiac kiad kiai kica kicc kicd kick kida kidd kidi kidk kido kiia kiic kiid kiii kiik kika kikc kikd kiki kikk kiko kioa kioc kiod kioi kiok kioo kiva kivi kkaa kkac kkai kkcd kkci kkck kkco kkda kkdc kkdd kkdo kkdv kkia kkic kkid kkik kkkk kkoa kkoo kkov kkvv koac koai koak koca kocd koci kock koda kodi kodk kodo kodv koii koiv koka kokc koki kokk koko kooc kooi kook kooo koov kova kovc kovi kovk kovo kvak kvcc kvci kvck kvco kvcv kvda kvic kvik kviv kvoa kvoc kvod kvoi kvok kvoo kvov kvvv oaic ocac ocad ocak occa occc occi odac odai odci odda oddd oddi odia odic odio odoo odva oiav oici oick oido oiii oiko okak okia okic okka okko okok ooaa ooak ooda oodi ooia ooid oooo ovda ovi- ovid ovo- ovod ovoo vaad vaca vack vaco vada vadi vado vaia vaid vaik vaio vaka vaki vava vcci vdcc vdio viad vic- vica vici vick vico vida vidi vido viii viik vika viki viko viva vivi vivo voad voca voda vodo voia voic void voio voka vooc vovk vvvv