aaaa aaab aaam aaar aaas aaav aaba aabb aabm aama aamb aamr aams aara aarm aars aasa aasm aass aava abaa abab abam abar abas abb- abba abbb abbr abbs abma abmb abms abra abrs abs- absa abss abva amaa amam amar amas amb- amba ambr ambs amm- amma amra amsa amss arab aram arar aras arba arbs arma armm arms arr- arra arrr arrs ars- arsa arva asaa asab asam asar asas asba asbm asma asmm asmr asms asra asrm asrs assa assr asss asva asvs avab avar avas avma avra avva baaa baam baar baas baba babb babm babr babs bama bamb bamm bams bar- bara barb barm barr bars basa bass bava bbas bbbb bbbs bmaa brab bram bras brav brrm brrr brrs brsb brsr brvm bsaa bsam bsas bsms bsra bsrm bssm maaa maam maar maas maba mabs mama mams mar- mara marm marr mars marv masa masr mass mava mavs mbam mbas mbav mbba mbbs mbms mbrs mmaa mmab mmar mmas mmmm mmms mras mrbb mrbm mrbs mrsa msaa msar msas msav msba msma msmb msmm msms msra msrb mssa mssm mssr msvs raab raam raas raba rabb rabs rama ramb ramm rams rara rarb rars rasa rasm rass rava rbbb rbbr rbbs rbms rbss rmas rmbs rmmv rmvb rras rrrr rsaa rsma rsmv rssa saab saam saar saas saba sabb sabr sabs sam- sama samm sams sara sarm sarr sars sarv sasa sasm sass sava savs sbaa sbar sbas sbbs sbma sbsa smaa smas smba smss sram sras ssaa ssab ssam ssas ssbr ssra ssrm ssrs sssa sssb sssm ssss ssvm svar vaar vaas vabs vama vara varm varr vars vas- vasa vasm vass vava vavs vmas vram vras vrav vrba vrms vrsa vvsb vvvv