a-ii aaaa aaab aaac aaai aaar aaas aaba aabb aabc aabi aaca aacb aacc aaci aacr aacs aacu aaib aaic aaii aais aara aarc aari aars aaru aasa aasc aasi aass aasu aaus abaa abab abac abag abai abar abas abau abb- abba abbb abbi abbr abbs abca abcb abcc abci abcr abcs abia abib abic abig abir abis abiu abra abrc abri abrs abs- absa absi abss absu abua abug abus acaa acab acac acag acai acar acas acba acca accc acci accs accu acga acgi acgr acgs aci- acia acic acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acu- acur acus agac agag agai agar agas agau agba agca agcc agga aggi aggu agia agib agic agig agii agir agis agra agri agsa agsg agsu agua agui agur agus aiai aias aiba aica aicc aicr aics aiga aiia aiib aiic aiir aira airi airs aisa aisb aisg aisi aisr aiui arab arac arag arai arar aras arau arba arbi arbs arc- arca arci arcs arga argb argi args aria arib arig arii aris arr- arra arrc arrg arri arrr arrs arru ars- arsa arsc arsi arsu arua arub arug arui asaa asab asac asag asai asar asas asau asba asbu asc- asca ascb ascc asci ascr asia asic asii asir asis asra asrc asrg asrs asru assa assc assi assr asss assu asub asui asur asus auaa auca auci auga augi augs auis aur- aura auri ausa ausu auug ba-i baaa baar baas baba babb babi babr babs babu bac- baca bacc baci bacs baga bagg bagi bags baia baib baic baig bair bais bar- bara barb barc barg bari barr bars baru basa basc basi bass basu bau- baug baur bbas bbau bbbb bbbs bbci bbga bbrc bbrg bcaa bcar bcas bcbc bcbg bcbs bcca bccc bcci bccs bcgs bcia bcis bcra bcrs bcru bcsa bcsc bcss bcuc bgca bggs bgia biar bias biba bibb bibi bibs bica bicc bicg bici bics biga bigb bigc bigg bigs bigu biis bira birb birg biri birr birs biru bis- bisa bisc biss bisu brab brac brag brai bras brau brca brcb bria bric brig bris brrr brrs brsb brsr bruc brug brus bsaa bsac bsas bsci bscs bsgs bsic bsra bssc buar buba bubb bubi bubs bubu buca bucc buci bucs bucu buga bugg bugi bugs buic buir buis buiu bur- bura burb burg buri burr burs buru busa busc busi buss busu buus caaa caab caac caas caba cabg cabi cabs cabu cac- caca cacc caci cacr caga cagg cagi cagr cags caia caib caic cair cais caiu cara carb carc cari carr cars casa casb casc casi casr cass casu cauc caus cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbcu cbga cbgb cbia cbir cbsa cbsc cbsi cbus ccaa ccab ccac ccag ccai ccar ccas ccba ccbc ccca cccb cccc ccci cccs cccu ccga ccgc ccgs ccic ccii ccir ccis ccra ccrc ccrg ccri ccrs ccsa ccsg ccsi ccss ccuc ccus cgac cgas cgcc cgcg cggs cgis cgsb cgss ciaa ciar cias ciau ciba cibc cibi cica cicc cici cicr cics cicu ciga cigi cigs cigu ciia ciii ciis cira cirb circ ciri cirr cirs cis- cisa cisc cisr ciss ciuc cius crab crac crag crai crar cras crau crbc crbu crca crcc crcr crgs cria crib cric crig cris criu crsa crss crub crug crus csaa csab csac csar csas cscb cscc csci cscr cscs csia csib csir csis csra csrc csrs cssa cssr csua csur csus cuau cub- cuba cubb cubi cubs cuca cucc cuci cuga cui- cuir cuis cura curb curi curr curs cusa cusb cusg cuss cusu gaar gaas gaba gabb gabi gabr gabs gabu gaga gagg gagi gags gagu gaia gaig gair gais gaiu gara garb garg gari garr gars gasa gasb gasc gasi gasr gass gaua gaub gaur gaus gbag gbas gbbs gc-c gcaa gcbc gccc gccs gcic gcii gcrg gcss gcsu gggg ggss giaa giac giai gias giba gibb gibs gica gicr giga gigg gigi gigs giis gira girg giri girr girs giru gisa giss giur gius grab grac grai gras grau grbr grcc gria grib gric grig gris grrr grrs grss grua grub grug grui grur grus gsab gsis gsur guaa guac guag guar guba gubb gubi gubs gubu guca guci guga gugb gugg gugi gugu guia guib guis gura gurb gurg guri gurr gurs guru gusa gusb guss guus iaaa iaac iaai iaas iaba iaca iacc iacr iacs iacu iags iaia iais iara iarc iars iaru iasa iasc iasi iasr ibac ibar ibas ibca ibcs ibga ibia ibis ibra ibrc ibri ibsa ibss ibus icaa icab icac icag icai icar icas icbc icbs icca iccb iccc icci iccr iccs iccu icga icgc icis icra icrc icrr icrs icru icsa icsb icsc icsi icsr icss icub icus igac igar igas igba igbc igcc igga iggs igia igis igra igri igua igus iiac iias iica iiii iiis iira iirc iirs iisc iisi iisr iisu iiuc irac irai irar iras irca ircc ircg ircs ircu irgs iri- iria iric irig iris irra irrc irri irrs irsa irsg irus is-a isac isai isar isas isba isca iscc isci iscr iscs iscu isgc isia isic isis isra isrg isri issa issc issi issr isss issu isua isus iucc iugs iuiu iura iuss raab raag raas raba rabb rabi rabs rabu rac- raca racc raci racs racu raga ragg ragi rags ragu raia raic raig raii rair rais raiu rara rarb rari rars rasa rasc rasi rass rasu raua raub rauc raus rbbb rbbr rbbs rbis rbss rcac rcas rcbc rccb rccc rccs rcga rcgc rcic rcis rcrg rcsa rcsc rcsi rcss rgba rgbi riaa riab riai rias riau rib- riba ribs ribu rica ricc rics riga rigg rigi rigs rigu riia riis riri rirs risa risc risi riss risu rius rras rrrr rsaa rsai rsbi rscc rscs rsgb rsgc rsis rssa rsua ruag ruas ruba rubb rubi rubs rubu ruca ruci ruga rugg rugi rugs ruis rura rurc