-aaa- aaarc aabaa aabba aabra aacbc aarna abaab ababa abaca aback abaka abana abanc abank abann abara abarn abbac abban abbar abcan abccc abkar abnak abrac abrak abran abrar acaca acacb acack acana acar- acara accra acrab akaba akana akban akbar akkra akrak akrar anaba anack anaka anana anara anban anbar ancar ankaa annan annar anncr ar-ab ara-c arab- araba araca arack arana aranc arank arara arbab arbar arcan arkan arkar arkna arnac arnan arnar arrak arran b-r-k baarn babak baban babar babka babra bacab bacar bacca back- backa backn bakan bakar bakka bakra bakrc banak banan banar banba banca banck banka banna baraa barab barac barak baran barar barba barca bark- barka barna barra braak braca bracc brack brana branc brank brann brrar brrrr c-a-c c-ran ca-ca caaan caaba caban cabra cacak cakra canan canar canna caraa carab carac carak carb- carck cark- carna carra ccccc cnnnn craba crabb crack cran- crana crank crann crcna crnac crnca k-car k-rab kaaba kabaa kabab kabak kaban kabar kabba kacar kakan kakar kakka kakra kanab kanak kanka kanna karak karan karka karna kbank knack knark knarr kraak kraan kraar krack kraka krank krnka naaak naban nabar nabba nacaa nacac nacar nacba naccc nacka nacna nakar nakba nanak nanan nanka nann- nanna narak naran narc- narka narra nkana nkara nrank ra-ra raaba raack rabab rabac rabak raban rabba racak racan racka rakaa rakab rakan ranac ranca ranck ranka ranna rannc rccar