-ana a-un aaaa aaab aaan aaap aaar aaas aaba aabb aabp aana aanp aapa aaps aara aarp aars aaru aasa aass aasu aaup aaus abaa abab aban abap abar abas abau abb- abba abbb abbr abbs abnu abpa abpn abpp abpr abps abra abrs abs- absa absp abss absu abua abun abus ana- anaa anab anan anap anar anas anau anba anbb anbu anna annb anns anp- anpa anpp anpr anpu ansa ansp ansu anua anub anun anup anus apan apap apar apas apba apbr apbs apna appa appr apps appu apra aprn aprs apsa apss apsu apua apup apus arab aran arap arar aras arau arba arbs arna arns arpa arps arpu arr- arra arrr arrs arru ars- arsa arsu arua arub arun arup asaa asab asan asap asar asas asau asba asbu aspa aspr asps asra asrs asru assa assn assp assr asss assu asub asun asur asus auaa auna aups aur- aura ausa ausu baaa baan baar baas baba babb babr babs babu bana bann banp banr bans banu bapa bapp baps bapu bar- bara barb barn barr bars baru basa bass basu bau- baur bbas bbau bbbb bbbs bbpr bnas bnpp bnrr bnss bpsa bpsu brab bran bras brau brna brns brrr brrs brsb brsr brun brup brus bsaa bsap bsas bsns bspp bspr bsra bsup buar buba bubb bubs bubu buna bunb bunn buns bunu bupa bups bur- bura burb burn burp burr burs buru busa buss busu buus n-up naaa naab naan naar naas naba nabs nabu nan- nana nanb nann nanp nans nanu napa napb napp naps napu nara narn narp narr nars naru nas- nasa nasb nasp nasr nass nasu naur naus nbaa nbap nbar nbas nbpa nbpp nbps nbsp nnnn nnpr nnsa nnss npap npas nppa npra npsa npss nrab nrap nras nrna nrpn nrps nrsa nrsp nsaa nsar nsna nsnr nsps nsra nssa nssb nssp nssr nsss nsub nuan nuba nubs nuna nunn nuns nups nura nurn nurp nurr nurs nuru nuss nusu paan paap paar paas paba pabu pan- pana pann pans panu papa papb papp papr paps par- para parn parp parr pars paru pasa pasp pass paua paun paup paur paus pban pbar pbpa pbrs pbsa pbsp pnar pnas pnau pnpp pnra pnup ppan ppap ppar pppa pppn pppp ppps ppru ppss ppur pran prar pras prau prbs prna prnp prps prrs prsa prss prus pruu psap psas psbr psna psnr pspp pspr psps psrp pssa puan puar puas pubs pubu puna puns punu pupa pups pupu pur- pura purb purp purr purs puru pusa puss raab raan raas raba rabb rabs rabu rana rann rans rapa rapp raps rara rarb rars rasa rasp rass rasu raua raub raun raup raus rbbb rbbr rbbs rbsp rbss rnas rnbr rnsp rppn rpps rras rrna rrrr rrsp rrun rsaa rsna rsnn rsnr rspb rsps rssa rsua ruan ruas ruba rubb rubp rubs rubu runa runn runs rupa rupp rura rurp rurs ruru rusa russ rusu ruun saab saan saap saar saas saba sabb sabr sabs sabu sana sann sanr sans sanu sapa sapp saps sara sarn sarp sarr sars saru sasa sass saua saun saup saur saus sbaa sbar sbas sbbs sbsa sbsp sbus snab snap snar snas snba snns snpp snra snrs snub snur snus sp-a span spap spar spas spau spns spps sprs spsa spsp spss spun spur spus sras srna srnn srps srsp srub ssaa ssab ssan ssap ssas ssau ssbn ssbr ssns sspa ssps ssra ssrs sssa sssb ssss suan suar suas sub- suba subb subs sun- suna sunb sunn suns sunu sup- supa supp supr sups sur- sura surn surp surr surs suru sus- susa susp suss susu suus u-rp uars uaru uasa uasp uaua ubar ubba ubra unaa unan unar unas unau unna unns unpa unps unra unrs uns- unsa unus upar upas upnp uppa uppp uppu upra upsa upup uran urap uras urau urba urbs urna urns urra ursa urss ursu urun urup urur urus us-a usaa usan usap usar usas usba usbr usbs usna usnr usnu uspa uspp usps usra ussa ussb ussr usss ussu usua usun usus uuuu