a-a a-b a-i aaa aab aai aao aar aau ab- aba abb abi abo abr abu ai- aia aib aii aio air aiu aoa aob aoi aoo aor aou ar- ara arb ari aro arr aru au- aua aub aui auo aur b-u baa bab bai bao bar bau bba bbb bbi bbo bbr bbu bi- bia bib bii bio bir biu boa bob boi boo bor bou bra brb bri bro brr bru bua bub bui buo bur buu ia- iaa iab iai iao iar iau iba ibb ibi ibo ibr ibu iia iib iii iio iir iiu io- ioa iob ioi ioo ior iou ir- ira irb iri iro irr iru iu- iua iub iui iur o-i oaa oab oai oao oar oau ob- oba obb obi obo obr obu oia oib oii oio oir oiu oo- ooa oob ooi ooo oor or- ora orb ori oro orr oru ou- oua oui ouo our ra- raa rab rai rao rar rau rba rbb rbi rbo rbr rbu ria rib rii rio rir roa rob roi roo ror rou rra rrb rri rrr rru rua rub rui ruo rur ruu ua- uaa uab uai uao uar uau uba ubb ubi ubo ubr ubu uia uib uii uio uir uiu uoa uob uoo uor ur- ura urb uri uro urr uru uua uur uuu

a-ii aaaa aaab aaai aaar aaba aabb aabi aaib aaii aaoo aara aari aaro aaru abaa abab abai abar abau abb- abba abbb abbi abbo abbr abia abib abir abiu aboa abob aboo abor abou abra abri abro abua aiai aiba aibo aiia aiib aiir aioi aira airi airo aiui aoba aora aorb arab arai arar arau arba arbi aria arib arii ario aroa arob aroi aroo aror arr- arra arri arro arrr arru arua arub arui auaa aur- aura auri auro ba-i baaa baar baba babb babi babo babr babu baia baib baio bair bar- bara barb bari baro barr baru bau- baur bbau bbbb biao biar biba bibb bibi bibo bio- bioi biou bira birb biri biro birr biru boab boai boar boba bobb bobi bobo bobu boi- boii boiu boob boor bor- bora bori boro borr boru boua bour brab brai brao brau bria brio broa brob broo bror brou brrr buar buba bubb bubi bubo bubu buir buiu bur- bura burb buri buro burr buru iaaa iaai iaba iaia iara iaru ibar ibia ibra ibri ibro iiii iiio iioi iioo iira ioba iobi ioii ioio iooi iooo iora iori irai irao irar iri- iria irio irob irra irri iuiu iura oaau oara obai obba obbo obia oboi obor obra obri obro oiba oiii oira ooaa ooba oobi ooia oooo oora orab orai orao orar orba orbb orbi orbo orbu ori- oria orio oro- oror orra orri orro orub ouii ouir our- oura ouro ouu- raab raba rabb rabi rabo rabu raia raii rair raiu raob rara rarb rari raro raua raub rbbb rbbr riaa riab riai riau rib- riba ribo ribu riia riou riri roab roar rob- roba robb robi robo robu roia roio roir roiu roob rooi roor rora rori roro roru roua roub rrrr ruba rubb rubi rubu rura ruri ruro ruru uair uaru uaua ubar ubba ubbi ubbo ubii ubir ubra uira uirr uor- urai urao urau urba urbi uria urib uriu uro- uroa uroo urra urri urur uuri uuuu

-aaa- a-iii aaaai aabaa aabba aabra aaiib aarau aaria abaab ababa ababu abaia abair abara abari abaru abbai abbar abbia abbou abbur abio- abira aboab abobo abora abrar abura aburi aburr aiaia aibar aiboa airai airba airor aiura ar-ab arab- araba arabi arabo araia arara arari araru arbab arbar arbia arbib arbir arbor ariab aribo arioi aroab aroar aroba aroor arora arrai arrau arria arrou arrua aruaa aruba arura aruru aurai aurar auri- auria auro- auroa auror aurra baari babai babar babau babia babio baboo babou babra babur bai-u baiao baiba baira bairo bairu baori baoro baraa barab barai barao barar barba barbi barbu bari- baria bario baro- baroa baroi baroo baror barra barri barro barru barua baubo baura bauru bbiab biara biari bibar bibbo bibia bibio bibra bibri birao birar birba birou birur bo-bo boaro bobar bobbi bobr bobri boiai boiar boiro booba boora booru borai borau borba borbo boria borio boro- boroa boroo borou borra borro bouar bouba boura bouri braai briar briou brobo brora brrar brrrr bruiu bruri buari bubba buraa burao buria burio buroo burra burri burro burru iaaou ibaba ibara ibbur ibiai ibibo ibora iiiii ioooi ioooo iorio iouua irabu iraia irara iriba irobo irori irour irura o-r-b oaror obaba obara obiba obira obora oboro obrab oibab ooioo ooooo oraba orabi oraio orara orari oriab oribi orobo oroua orria oruro ouara ouir- ouoro ourba ouria ra-ra raaba raaor rabab rabai rabba rabbi rabia rabiu rabor rabou rabri raoui riaba ribar ribbi ribo- riria ro-ro robab robai robar robbi robbo robo- robor robur rooba rorbu rorra rouba roura rubab rubai rubba rubbi rubia rubio rubor rubra ruiru uaroo ubai ubari ubirr ubobo uibai uiro uraba urari urbar urbia uroob urour urrao urria urubu ururi uuuuu

aaaaba aabroo aarabi ababou abaiba abaira abaroa abburi abburu abiria abobra aburia airaia aiuaba aoraia aourir aourou arabia arabo- araira ararao araria araua araura arbabi arbori arbour arbra aroura arraba arriba arroba arrour aruaia aruaru aubria auraia aurora baabaa baabar baarbu baaria baaror babbar baboua babrru babura baiara bairia bairoa bairoi bairro baobab bar-or barara barari barbar barbra barbri barbro bariba bario- bariri barrai barria barrio barrou baruar bauour bauria baurua bbbbbb biabou biaora bibiri bibiru biobor biriba biribi biroba birori birria boabab bobaia bobara bobbar bobbau bobbio bobiri booboo borbor bororo boubou bourou bourra brairo braura bribir bribri brubru bubbio bububu burari burbur burior buriro burrio bururi ibario ibarra ibiara ibibio ibira iiooio irrour oario- obubra oibara oooooo oraria orario orbara orobii orrour ouioui ourari raabau rababa rababi rabari rabuor raroia riaria riario ribari robaia robbia robbio rorbua roubia ruairi rubarb rubbra rubro- ubaira ubarri ubauro uburoi uraria uruara