-ana a-ak aaaa aaab aaal aaan aaas aaba aabb aabl aaka aala aall aals aana aasa aass abaa abab abak abal aban abas abb- abba abbb abbs abla abls abs- absa absl abss akaa akal akan akas akka akna aksa alaa alak alal alan alas alb- alba albs alk- alka alkb all- alla alll alln alls alna alsa alsn ana- anaa anab anak anal anan anas anba anbb anbl ank- anka anla anln anna annb anns ansa asaa asab asak asal asan asas asba aska asks asla asnl assa assk assl assn asss baaa baak baal baan baas baba babb babs bak- baka bakl baks bala balk ball bals bana bank bann bans basa bask bass bbas bbbb bbbs bblb bbls blaa blab blak blan blas blkb blls blss bnas bnss bsaa bsas bsns kaaa kaab kaak kaal kaan kaas kaba kabb kaka kakk kakn kaks kala kalb kalk kall kaln kals kana kanb kann kans kas- kasa kasb kask kasl kasn kass kbaa kbab kbak kbal kbas kbba kbbb kbbk kbbl kbbs kbkb kbkk kbkl kbla kblb kbll kbls kbna kbnl kbnn kbsa kbsb kbsk kbsn kbss kkaa kkal kkan kkba kkbb kkbl kkbn kkbs kkkk kklb kkll kkln kkls kknb kknn kkns kksa kksn kkss klaa klab klak klal klan klas klbb klbl klbn klbs klka klkk klkl klkn klks klla kllb kllk klls klnn klsa klsn knaa knab knal knan knas knba knbb knbn knkk knla knlb knls knnb knnk knns knsa knsb knsk knsl knsn knss ksab ksak ksal ksan ksas ksba ksbl ksbn ksbs kska kskb kskk kskn ksks ksla kslb kslk ksll ksln ksna ksnb ksnk ksnl ksnn ksns kssa kssl kssn ksss laaa laak laal laan laas laba labs laka laks lala lall lan- lana lank lann lans lasa lask lass lkab lkal lkan llan llbs llks llll lnnk lsla lssa naaa naab naal naan naas naba nabk nabl nabs naka naks nala nall nals nan- nana nanb nann nans nas- nasa nasb nask nasl nass nbaa nbak nbas nlab nlls nnls nnnn nnsa nnsl nnss nsaa nskk nsla nsls nsna nssa nssb nsss saab saak saal saan saas saba sabb sabs saka sakb sakk saks sala salk sall sals sana sank sann sans sasa sask sasl sass sbaa sbas sbbs sbsa skab skal skan skn- skss slaa slab slak slan slas slln slsa snab snak snas snba snla snns ssaa ssab ssan ssas ssbn ssla ssns sssa sssb ssss