-ana aaaa aaab aaam aaan aaap aaar aaba aabb aabm aabp aama aamb aamn aamp aamr aana aanp aapa aapm aara aarm aarp abaa abab abam aban abap abar abb- abba abbb abbr abma abmb abpa abpm abpn abpp abpr abra amaa amam aman amap amar amb- amba ambn ambr amm- amma ampa ampm amra ana- anaa anab anam anan anap anar anba anbb anma anna annb anp- anpa anpp anpr apam apan apap apar apba apbr apma apna appa appr apra aprn arab aram aran arap arar arba arma armm arna arpa arr- arra arrr baaa baam baan baar baba babb babm babr bama bamb bamm bamn bamp bana bann banp banr bapa bapp bar- bara barb barm barn barr bbbb bbpr bmaa bman bnpp bnrr bpmn brab bram bran brna brrm brrr maaa maam maan maap maar maba mama mamp man- mana mann mapa mapn mapp mapr mar- mara marm marr mbam mbba mbna mmaa mmab mman mmap mmar mmmm mmpa mmpr mmrp mnaa mnam mnba mnbb mnra mpaa mppp mprp mrap mrbb mrbm mrna mrpa naaa naab naam naan naar naba nama namb namm nan- nana nanb nann nanp napa napb napm napp nara narm narn narp narr nbaa nbap nbar nbpa nbpp nman nmap nmra nnnn nnpr npap npma nppa npra nprm nrab nram nrap nrma nrna nrpn paan paap paar paba pam- pama pamb pamm pamp pan- pana pann papa papb papp papr par- para parm parn parp parr pban pbar pbmr pbpa pmaa pmbr pmma pmmp pmpm pnar pnnm pnpp pnra ppan ppap ppar pppa pppn pppp pprm pram pran prar prna prnp prrm raab raam raan raba rabb rama ramb ramm ramp rana rann rapa rapm rapp rara rarb rbbb rbbr rman rmrp rnbr rppn rrmp rrna rrrr