a-a a-b a-i aaa aab aai aar aas aau ab- aba abb abi abr abs abu ai- aia aib aii air ais aiu ar- ara arb ari arr ars aru as- asa asb asi asr ass asu au- aua aub aui aur aus b-u baa bab bai bar bas bau bba bbb bbi bbr bbs bbu bi- bia bib bii bir bis biu bra brb bri brr brs bru bsa bsb bsi bsr bss bsu bua bub bui bur bus buu ia- iaa iab iai iar ias iau iba ibb ibi ibr ibs ibu iia iib iii iir iis iiu ir- ira irb iri irr irs iru is- isa isb isi isr iss isu iu- iua iub iui iur ius ra- raa rab rai rar ras rau rba rbb rbi rbr rbs rbu ria rib rii rir ris rra rrb rri rrr rrs rru rsa rsb rsi rsr rss rsu rua rub rui rur rus ruu saa sab sai sar sas sau sba sbb sbi sbr sbs sbu sia sib sii sir sis siu sr- sra srb sri srr srs ss- ssa ssb ssi ssr sss ssu sua sub sui sur sus suu ua- uaa uab uai uar uas uau uba ubb ubi ubr ubs ubu uia uib uii uir uis uiu ur- ura urb uri urr urs uru usa usb usi usr uss usu uua uur uus uuu

a-ii aaaa aaab aaai aaar aaas aaba aabb aabi aaib aaii aais aara aari aars aaru aasa aasi aass aasu aaus abaa abab abai abar abas abau abb- abba abbb abbi abbr abbs abia abib abir abis abiu abra abri abrs abs- absa absi abss absu abua abus aiai aias aiba aiia aiib aiir aira airi airs aisa aisb aisi aisr aiui arab arai arar aras arau arba arbi arbs aria arib arii aris arr- arra arri arrr arrs arru ars- arsa arsi arsu arua arub arui asaa asab asai asar asas asau asba asbu asia asii asir asis asra asrs asru assa assi assr asss assu asub asui asur asus auaa auis aur- aura auri ausa ausu ba-i baaa baar baas baba babb babi babr babs babu baia baib bair bais bar- bara barb bari barr bars baru basa basi bass basu bau- baur bbas bbau bbbb bbbs biar bias biba bibb bibi bibs biis bira birb biri birr birs biru bis- bisa biss bisu brab brai bras brau bria bris brrr brrs brsb brsr brus bsaa bsas bsra buar buba bubb bubi bubs bubu buir buis buiu bur- bura burb buri burr burs buru busa busi buss busu buus iaaa iaai iaas iaba iaia iais iara iars iaru iasa iasi iasr ibar ibas ibia ibis ibra ibri ibsa ibss ibus iias iiii iiis iira iirs iisi iisr iisu irai irar iras iri- iria iris irra irri irrs irsa irus is-a isai isar isas isba isia isis isra isri issa issi issr isss issu isua isus iuiu iura iuss raab raas raba rabb rabi rabs rabu raia raii rair rais raiu rara rarb rari rars rasa rasi rass rasu raua raub raus rbbb rbbr rbbs rbis rbss riaa riab riai rias riau rib- riba ribs ribu riia riis riri rirs risa risi riss risu rius rras rrrr rsaa rsai rsbi rsis rssa rsua ruas ruba rubb rubi rubs rubu ruis rura ruri rurs ruru rusa rusi russ rusu s-ib s-ii saab saar saas saba sabb sabi sabr sabs sabu saia sair sais sara sari sarr sars saru sasa sasi sass saua saur saus sbaa sbai sbar sbas sbbs sbia sbsa sbsi sbus siaa siab siai sias siau siba sibi sibs sibu sira siri sirr sirs siru sisa sisi siss sisu siui sius sras srib sris srub ssaa ssab ssas ssau ssbr ssis ssra ssri ssrs sssa sssb sssi ssss suar suas sub- suba subb subi subs suir suis sur- sura suri surr surs suru sus- susa susi suss susu suus uair uars uaru uasa uaua ubar ubba ubbi ubii ubir ubis ubra uira uirr urai uras urau urba urbi urbs uria urib uris uriu urra urri ursa ursi urss ursu urur urus us-a usaa usar usas usba usbr usbs usia usis usra ussa ussb ussr usss ussu usua usui usus uuri uusi uuuu

-aaa- a-iii aaaai aaaas aaais aaasa aaass aabaa aabba aabra aaiib aarau aaria aasai aasia aasra abaab ababa ababs ababu abaia abair abara abari abaru abasa abasi abass abbai abbar abbas abbia abbrs abbur abias abibs abira abirs abiss abius abrar abras abris abrus absar absis abura aburi aburr aiaia aibar airai airba airis airsa airss aisai aissa aisur aiura ar-ab arab- araba arabi arabs araia arara arari arars araru arass arasu arbab arbar arbas arbia arbib arbir arbis arbus ariab arias arisa ariss arius arrai arras arrau arria arris arrua arsia arsis aruaa aruba aruis arura aruru arus- arusa as-is asaba asaia asair asara asari asasa asbis asbri asbru asiab asias asira asius asrai asrar assab assai assas assia assir assis assur asubs asura asuri auass aubas aurai aurar auras auri- auria auris aurra ausar ausia ausir ausra aussa aussi baari baars babai babar babas babau babbs babia babra babur babus bai-u baiba baira bairu baisa baisi baius baraa barab barai barar baras barba barbi barbs barbu bari- baria baris barra barri barrs barru barsa barsi barss barua barus basab basai basar basi- basia basir basis basra basri bassa bassi bassu baura bauru bbiab bbuss biara biari biasi bibar bibas bibbs bibia bibis bibra bibri bibus birar biras birba birrs birur bisas bisra bissa braai braas brais brasa brasi brass briar brias brisa brisb brisi briss brrar brrrr bruis bruiu bruri brusa bruss bsaba bsisa bsria buais buari bubas bubba buraa buras burbs buria burra burri burrs burru bursa burus busaa busia busir busra bussa bussu busua busur busuu iaras iasis iasus ibaba ibara ibars ibbur ibiai ibias iiiii iiris iisir irabu iraia irais irara irbis iriba iris- iriss irisu irssi irura is-as is-is isaar isaba isaia isais isara isari isasa isbas isias isira isisi isrib