a-ii aaaa aaab aaai aaap aaar aaba aabb aabi aabp aaib aaii aapa aapi aara aari aarp aaru aaup abaa abab abai abaj abap abar abau abb- abba abbb abbi abbr abia abib abir abiu abpa abpi abpp abpr abra abri abua aiai aiba aiia aiib aiir aija aipa aipi aira airi airp aiui ajab ajar ajba ajpa ajri ajur apai apap apar apba apbr api- apia apip appa appr appu apra apri apua apup arab arai arap arar arau arba arbi aria arib arii arij arip arja arju arpa arpi arpu arr- arra arri arrr arru arua arub arui arup auaa auja aur- aura auri ba-i baaa baar baba babb babi babr babu baia baib bair baja baji baju bapa bapi bapp bapu bar- bara barb bari barr baru bau- baur bbau bbbb bbpr biaj biap biar biba bibb bibi bija biji biju bipa bipp bipu bira birb biri birr biru bpai brab brai braj brau bria brrr brup buar buba bubb bubi bubu buir buiu buja buji buju bupa bur- bura burb buri burj burp burr buru iaaa iaai iaap iaba iaia iapa iapp iapu iara iaru ibar ibia ibra ibri iiii iipa iira ijji ijui ipba ippa ippr ipri ipur irai iraj irap irar irbp iri- iria irip irpa irra irri iuiu iupa iupp iura jaap jaar jaba jabi jabr jaip jair jaja jaji jaju japa japi japp jara jari jarp jarr jaru jaup jaur jbaa jbar jibb jibi jiji jiju jira jiri jiru jjap jjar jpip jrbr juab juar juba jubu juia juip juja juju jupi jupp jupu jura juri jurr paap paar paba pabu paia paib paip pair paja paju papa papb papi papp papr par- para pari parp parr paru paua paup paur pbar pbpa piai piau pibb pibi piia piip pipa pipi pipp pira piri pirr piru ppap ppar ppib pppa pppp ppru ppur prai praj prar prau pri- pria prii prri pruu puar pubu puir puiu puja puju pupa pupi pupu pur- pura purb puri purp purr puru raab raaj raba rabb rabi rabu raia raii raip rair raiu raja raji raju rapa rapi rapp rara rarb rari raua raub raup rbbb rbbr rbpj riaa riab riai riau rib- riba ribu riia riji rijp ripa ripi ripp ripr riri rpii rrrr ruba rubb rubi rubp rubu ruja rupa rupp rura ruri rurp ruru u-rp uair uaru uaua ubar ubba ubbi ubii ubir ubja ubra uipi uira uirr upar uppa uppp uppu upra upri upup urai urap urau urba urbi uria urib uriu urra urri urup urur uuri uuuu