a-ii aaaa aaab aaac aaai aaal aaap aaba aabb aabc aabi aabl aabp aaca aacb aacc aaci aacl aaco aacp aacu aaib aaic aaii aala aalc aali aall aalo aalu aaoo aapa aapc aapi aapl aapo aaup abaa abab abac abai abal abap abau abb- abba abbb abbi abbo abca abcb abcc abci abcl abcp abia abib abic abil abiu abla ablo aboa abob abol aboo abou abpa abpc abpi abpp abua abul acaa acab acac acai acap acba acbl acca accc acci acco accp accu aci- acia acic acip acla aclc acli aclu acoa acol acop acou acpa acpi acpu acu- acul acuo acup aiai aiba aibl aibo aica aicc aicp aiia aiib aiic aila aili ailu aioc aioi aipa aipi aiui al-p alaa alac alai alal alao alap alau alb- alba albc albi albo albu alca alcc alco ali- alia alib alii alil alio alip aliu all- alla alli alll allo allu aloa aloc aloi alol aloo alop alou alpa alpi alpl alpo alpu alua alui aoba aoca aola aopo aoul apac apai apal apao apap apba apca apcb apcc apco api- apia apic apio apip apl- apla aplp aplu apo- apoc apoo apop apou appa appc appl appu apua apuc apup auaa auca auci aucp aul- aula auli aull aulo aulu auol aupc ba-i baaa baal baba babb babi babo babu bac- baca bacc baci baco baia baib baic bail baio bala balc bali ball balo balu baol bapa bapc bapi bapp bapu bau- baul bbau bbbb bbci bblb bcaa bcap bcbc bcbp bcca bccc bcci bccl bcia bcpl bcpp bcuc bcup bial biao biap biba bibb bibi bibl bibo bica bicc bici bico bila bili bill bilo bilu bio- bioc bioi biol biou bipa bipp bipu blaa blab blac blau blcu blic blio blip blob bloc bloo blop blou blub blup boab boac boai boal boba bobb bobi bobo bobu boca boco bocu boi- boii boil boiu bola boli boll bolo bolu boob booc bool boop bopa bopp boua boul boup bpai bpcp bual buba bubb bubi bubo bubu buca bucc buci buco bucu buic buiu bula bulb buli bull bulu buol bupa bupc c-bo caaa caab caac caal caap caba cabi cabo cabu cac- caca cacc caci caco caia caib caic cail caio caip caiu cala calc cali call calo calp calu caoi caol capa capb capc capi capo capp capu cauc caul cauo caup cbac cbal cbbc cbca cbcc cbcl cbcp cbcu cbia cblb cblc cbol cbpc cbpp ccaa ccab ccac ccai ccap ccba ccbc ccca cccb cccc ccci cccl cccp cccu ccic ccii ccil ccip ccla cclc ccli ccob ccoc ccpa ccpl ccpp ccuc ccup ciaa cial ciao ciau ciba cibc cibi cibo cica cicc cici cico cicu ciia ciii cila cili cill cilo cilp ciob cipa cipo cipp ciuc ciup clab clai clap clau clib clic clii clio clip clob cloo clop clou clpb clpp club coai coal coba cobb cobi cobo cobu coca coco cocp cocu coia coil coip col- cola colb coli coll colo colp colu coob cool coop copa copi copo copp coua coub coul coup cpaa cpac cpap cpbc cpca cpcu cpia cpic cpio cplc cppa cuau cub- cuba cubb cubi cuca cucc cuci cui- cuil cula culb culc cull culo culp cupl cupo cupp iaaa iaac iaai iaal iaap iaba iaca iacc iacp iacu iaia iala iall ialu iapa iapp iapu ibac ibca ibia icaa icab icac icai ical icao icap icbc icbp icca iccb iccc icci iccl icco iccp iccu icll iclp icoc icpa icpc icpo icub icup iiac iica iiii iiio iila iioi iioo iiop iipa iiuc ilac ilal ilbc ilca ilia ilic ilio ill- illa illi illo illp iloc iloo ilpa ioba iobi ioci iocp ioii ioio iola iolo iooi iooo iopl ipac ipba ipca ipcc ipil iplo ipop ippa ippc ippo iucc iuiu iupa iupp laaa laac laal laap laba labi labo labu laca lacc laci lacl laco lacp lacu laia laic lail laip lala lali lall lalo lalu laou lapa lapb lapc lapi lapp lapu laub laul lbcc lbia lcac lcbc lcca lccc lcia lcpa lcpc lcpl liac liao liba libc libo libu lica lico liia liii lila lilb lili lill lilo lilu lio- lip- lipa lipb lipc lipi lipl lipo lipp lipu liua llao llcc lllc llll lloa lloc lloo loac loap lob- loba lobb lobi lobo loca locc loci loco locu loic loiu lola loli loll lolo loob looc lool loop lopa lopi lopp lopu loui loul loup louu lpac lpla lppl luai luau luba luca luci lula luli lull lulu lupa lupi lupo lupu luua luup oaau oaic oall oapi obai obal obba obbo obia obla oblu oboi obol ocab ocac ocal ocap ocbc occa occc occi oclc ocpa ocpp ocul oiba oici oiii oila oipc olac olba olbo olca olcc olia olib olic olio olla olli ollo olpc ooaa ooba oobi ooia oola oolo oooo opal opap opca opia opic opii opio opla opo- oppa oppi oppo opua ouac oucc ouii oula oulu oupa ouu- paal paap paba pabu paca paci paco pacu paia paib pail paio paip pala pali pall palo palp palu paoc papa papb papi papp paua paul paup pbac pbcc pbil pblu pboc pbpa pcaa pcap pcba pcbc pcca pccc pccl pcia pcip pcll pclo pcoa pcpb pcpp piai pial piao piau pibb pibi pica picc pici pico picu piia piip pil- pila pili pill pilo pilu piob pipa pipi pipo pipp plaa plab plac plai plap plau plcc plib plio plip plob ploc ploo plop plou plpa plpp plua plup poba pobo poca poco poia poil poio pola poli poll polo polu pool poop pop- popa popc popi popo popp poui poul poup ppac ppal ppap ppcc ppci ppib ppic ppli pplo ppoa pppa pppo pppp puao publ pubu puca puiu pula puli pull pulo pulp pulu pupa pupi pupl pupu puuc uabc uaca uaoc uaua ubac ubal ubba ubbi ubbo ubic ubii ubla ubli ublo uboc ubpc ucai ucal ucbc ucca ucci