a-a a-b a-i aaa aab aai aar aas aau aav ab- aba abb abi abr abs abu abv ai- aia aib aii air ais aiu aiv ar- ara arb ari arr ars aru arv as- asa asb asi asr ass asu asv au- aua aub aui aur aus auv av- ava avb avi avr avs avu b-u baa bab bai bar bas bau bav bba bbb bbi bbr bbs bbu bi- bia bib bii bir bis biu biv bra brb bri brr brs bru brv bsa bsb bsi bsr bss bsu bsv bua bub bui bur bus buu bva bvb bvi bvr bvs bvu bvv i-v ia- iaa iab iai iar ias iau iav iba ibb ibi ibr ibs ibu ibv iia iib iii iir iis iiu ir- ira irb iri irr irs iru irv is- isa isb isi isr iss isu isv iu- iua iub iui iur ius iva ivb ivi ivr ivs ivu ivv ra- raa rab rai rar ras rau rav rba rbb rbi rbr rbs rbu ria rib rii rir ris riv rra rrb rri rrr rrs rru rsa rsb rsi rsr rss rsu rsv rua rub rui rur rus ruu ruv rva rvb rvi rvr rvs rvu rvv saa sab sai sar sas sau sav sba sbb sbi sbr sbs sbu sbv sia sib sii sir sis siu siv sr- sra srb sri srr srs srv ss- ssa ssb ssi ssr sss ssu ssv sua sub sui sur sus suu suv sva svb svi svr svs svu svv ua- uaa uab uai uar uas uau uav uba ubb ubi ubr ubs ubu ubv uia uib uii uir uis uiu ur- ura urb uri urr urs uru usa usb usi usr uss usu usv uua uur uus uuu uva uvb uvs uvu uvv v-a vaa vab vai var vas vau vav vba vbi vbr vbs vbv vi- via vib vii vir vis viu viv vra vrb vri vrr vrs vru vsa vsb vsi vsr vss vsu vsv vur vus vuv vva vvb vvi vvr vvs vvv

a-ii a-iv aaaa aaab aaai aaar aaas aaav aaba aabb aabi aaib aaii aais aara aari aars aaru aasa aasi aass aasu aaus aava 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 abva aiai aias aiba aiia aiib aiir aira airi airs aisa aisb aisi aisr aiui aiva 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 arva arvi asaa asab asai asar asas asau asba asbu asia asii asir asis asra asrs asru assa assi assr asss assu asub asui asur asus asva asvs auaa auis aur- aura auri ausa ausu auvs avab avar avas avia avis aviv avra avri avui avur avus avva 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 bava bavi bavu bbas bbau bbbb bbbs biar bias biba bibb bibi bibs biis bira birb biri birr birs biru bis- bisa biss bisu bivi brab brai bras brau brav bria bris brrr brrs brsb brsr brus bruv brvi 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 iava 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 irvs is-a isai isar isas isba isia isis isra isri issa issi issr isss issu isua isus iuiu iura iuss ivai ivar ivbv ivrs raab raas raba rabb rabi rabs rabu raia raii rair rais raiu rara rarb rari rars rasa rasi rass rasu raua raub raus rava ravi rbbb rbbr rbbs rbis rbss riaa riab riai rias riau rib- riba ribs ribu riia riis riri rirs risa risi riss risu rius riva rivs rras rrrr rsaa rsai rsbi rsis rssa rsua ruas ruba rubb rubi rubs rubu ruis rura ruri rurs ruru rusa rusi russ rusu ruvi ruvu s-ib s-ii s-iv saab saar saas saba sabb sabi sabr sabs sabu saia sair sais saiv sara sari sarr sars saru sarv sasa sasi sass saua saur saus sava savi savs savu 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 siva sivi 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 surv sus- susa susi suss susu suus suva suvi suvs svar svir uair uars uaru uasa uaua uavs 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 urva us-a usaa usar usas usba usbr usbs usia usis usra ussa ussb ussr usss ussu usua usui usus uuri uusi uuuu uv-a uv-b uvaa uvas uvis uvri uvvu vaar vaas vabs vaia vair vais vara vari varr vars varu vas- vasa vasi vass vasu vaus vava vavs viar vias viau vibs viii vira virb viri virr viru visa visi viss visu viva vivi vrai vras vrav vrba vria vris vrsa vrsi vuir vurb vvsb vvvv

-aaa- a-iii a-vsb 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 abava 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 aivar ar-ab arab- araba arabi arabs araia arara arari arars araru arass