-vac a-ak a-ok aaaa aaac aaar aaav aaca aacc aack aaco aacr aacv aaka aaoo aara aarc aaro aava acaa acac acag acar acca accc acco acga acgr acoa acog acor acr- acra acrc acro acrr acrv acvv ag-o agac agag agao agar agav agca agcc agco agga agog agoo agra agro agva akaa akao akar akca akka akko akok akr- akra aoca aora arac arag arak arar arc- arca arco arga argo arka arko aroa aroo aror arr- arra arrc arrg arrk arro arrr arva arvo avao avar avcc avco avgo avor avra avro avva avvo caaa caac cac- caca cacc cack caco cacr caga cagg cago cagr caka caor cara carc cark caro carr cava cavo ccaa ccac ccag ccar ccca cccc cccv ccga ccgc ccoc ccra ccrc ccrg ccvo cgac cgcc cgcg cgro ckac ckck ckco ckcv ckga ckgo ckoa ckoc ckoo ckor ckrc ckvo coag coak coca cock coco cogo cok- coka coko cook cor- cora corc corg cork coro corr cova covo crac crag crar crca crcc crcr crkc croc crok croo cror cvac cvar cvca cvcc cvra cvrg cvrr gaar gack gaga gagg gago gara garg garo garr garv gava gc-c gcaa gccc gcoa gcov gcrg gggg goar goca gocr goga gogo goog gook goor gora gorg goro gorr grac grav grcc groc grog grok groo gror grov grrr gvvv kaaa kaag kaak kaar kacc kaco kacv kag- kaga kagc kagg kago kagr kagv kaka kakc kakk kako kaoa kaoc kaog kaok kaor kara karg kark karo karr karv kava kavo kavv kcaa kcac kcar kcav kcca kccc kcck kccr kccv kcgc kcgr kckc kckk kcko kckr kckv kcog kcor kcrc kcrg kcro kcrr kcrv kcvk kcvo kcvr kcvv kgac kgak kgcc kgcr kgcv kgga kggg kggo kggr kgor kgra kgrc kgrg kgrk kgro kgrr kgrv kgva kgvc kgvo kkaa kkac kkag kkar kkck kkco kkcr kkgo kkgr kkkk kkoa kkoo kkor kkov kkrc kkrk kkro kkrr kkrv kkvr kkvv koac koak koar koca kock koga kogg kogo koka kokc kokk koko kokr kooc koog kook kooo koor koov kora korc korg kork koro korr korv kova kovc kovk kovo kovr krac krag krak krar krav krca krcc krcg krco krka krkc krkk krko krkr krkv kroa kroc krog krok kroo kror krov krrc krrg krrk krro krrr krva krvc krvg krvk krvo krvr krvv kvak kvar kvcc kvck kvco kvcr kvcv kvgc kvgo kvoa kvoc kvog kvok kvoo kvor kvov kvra kvrc kvrg kvro kvrr kvrv kvvr kvvv oara ocac ocak occa occc ocga ocra ocro ocrr ogar ogoa ogog ogra ogro okak okgo okka okko okok okor okra okro ooaa ooak oocr oooo oora orac orak orao orar orav orca orco orga orgo orka orko oro- orok oror orra orro orvr ovar ovo- ovoo ovra raag raak rac- raca racc rack raco racv raga ragg rago raka rakk raoc raok rara rark raro rava rcac rccc rcga rcgc rcrg rcvr roag roak roar roca rocc rock roco roga rogg rogo roka rokk roko rokr roog rook roor rora rorc rork roro rova rovo rrrr rv-c rvca vaar vaca vack vaco vag- vaga vagg vaka vara varg vark varr vava vgcc vkor voar voca voga voka vooc voog voor vor- vora voro vovk vrac vrak vrav vroc vvog vvvv