a-a a-b a-i aaa aab aaf aai aar aas aau aav ab- aba abb abf abi abr abs abu abv af- afa afb aff afi afr afs afu afv ai- aia aib aif aii air ais aiu aiv ar- ara arb arf ari arr ars aru arv as- asa asb asf asi asr ass asu asv au- aua aub auf aui aur aus auv av- ava avb avf avi avr avs avu b-u baa bab baf bai bar bas bau bav bba bbb bbf bbi bbr bbs bbu bfa bfb bff bfi bfr bfs bfu bfv bi- bia bib bif bii bir bis biu biv bra brb brf bri brr brs bru brv bsa bsb bsf bsi bsr bss bsu bsv bua bub buf bui bur bus buu bva bvb bvi bvr bvs bvu bvv faa fab faf fai far fas fau fav fba fbb fbf fbi fbr fbs fbu ffa fff ffi ffr ffs ffu ffv fia fib fif fii fir fis fiu fra frb frf fri frr frs fru fsa fsb fsf fsi fsr fss fsu fsv fua fub fuf fui fur fus fuu fuv fva i-f i-v ia- iaa iab iaf iai iar ias iau iav iba ibb ibf ibi ibr ibs ibu ibv ifa ifb iff ifi ifr ifs ifu iia iib iif iii iir iis iiu ir- ira irb irf iri irr irs iru irv is- isa isb isf isi isr iss isu isv iu- iua iub iui iur ius iva ivb ivf ivi ivr ivs ivu ivv ra- raa rab raf rai rar ras rau rav rba rbb rbf rbi rbr rbs rbu rfa rfb rff rfi rfr rfs rfu rfv ria rib rif rii rir ris riv rra rrb rrf rri rrr rrs rru rsa rsb rsf rsi rsr rss rsu rsv rua rub ruf rui rur rus ruu ruv rva rvb rvf rvi rvr rvs rvu rvv saa sab saf sai sar sas sau sav sba sbb sbf sbi sbr sbs sbu sbv sfa sfb sff sfi sfr sfs sfu sfv sia sib sif sii sir sis siu siv sr- sra srb srf sri srr srs srv ss- ssa ssb ssf ssi ssr sss ssu ssv sua sub suf sui sur sus suu suv sva svb svf svi svr svs svu svv ua- uaa uab uaf uai uar uas uau uav uba ubb ubf ubi ubr ubs ubu ubv ufa uff ufi ufr ufs ufu ufv uia uib uif uii uir uis uiu ur- ura urb urf uri urr urs uru usa usb usf usi usr uss usu usv uua uur uus uuu uva uvb uvf uvs uvu uvv v-a vaa vab vai var vas vau vav vba vbi vbr vbs vbv vfa vfb vff vfi vfr vfs vfu vfv vi- via vib vif vii vir vis viu viv vra vrb vrf vri vrr vrs vru vsa vsb vsf vsi vsr vss vsu vsv vur vus vuv vva vvb vvi vvr vvs vvv

a-fu a-ii a-iv aaaa aaab aaaf aaai aaar aaas aaav aaba aabb aabi aafa aafb aaff aafi aaib aaii aais aara aari aars aaru aasa aasf aasi aass aasu aaus aava abaa abab abaf abai abar abas abau abb- abba abbb abbi abbr abbs abff abia abib abir abis abiu abra abri abrs abs- absa absf absi abss absu abua abuf abus abva afaa afar afbs affa affi affs afia afib afif afir afis afr- afra afri afrs afru afsa afsb afua afus afvs aiai aias aiba aiff aifs aifv aiia aiib aiir aira airi airs aisa aisb aisi aisr aiui aiva arab araf arai arar aras arau arba arbi arbs arfa arfb arff arfs arfu aria arib arif arii aris arr- arra arri arrr arrs arru ars- arsa arsi arsu arua arub arui arva arvi asaa asab asaf asai asar asas asau asba asbu asfa asfi asia asif asii asir asis asra asrs asru assa assi assr asss assu asub asui asur asus asva asvs auaa aufi aufs auis aur- aura auri ausa ausu auvs avab avar avas avia avis aviv avra avri avui avur avus avva ba-i baaa baaf baar baas baba babb babi babr babs babu baff baia baib bair bais bar- bara barb barf bari barr bars baru basa basf basi bass basu bau- bauf baur bava bavi bavu bbas bbau bbbb bbbs bfas bffs bfsi bfsr biaf biar bias biba bibb bibi bibs bifa biff bifi biis bira birb biri birr birs biru bis- bisa biss bisu bivi brab braf brai bras brau brav brfu bria bris brrr brrs brsb brsr brus bruv brvi bsaa bsas bsfa bsff bsfs bsra buar buba bubb bubi bubs bubu buff bufr buif buir buis buiu bur- bura burb buri burr burs buru busa busi buss busu buus faaa faas faba fabi fabs fabu fafa faff fafi fair fais fara farb farr fars faru fasa fasi fass faur fava favi favs fbar fbis fbrs fbus ffar ffff ffii ffrr ffsa ffss ffvs fiaa fiaf fiar fias fiba fibs fifa fiff fifi fiii fira firs fisa fisi fiss fisu fiua fivb fr-v frab fras frau fria frib fris frsb frub fsai fsas fsfi fsia fsra fssa fssf fuar fubb fubs fubu fuff fufu fuir fur- fura furi furr furs fusa fusi fuss fusu fvsu iaaa iaai iaas iaba iaff iaia iais iara iars iaru iasa iasi iasr iava ibar ibas ibfi ibia ibis ibra ibri ibsa ibsf ibss ibus ifaa ifar ifas ifbb ifis ifra ifrb ifrf ifri ifsa ifsb ifva iias iifa iiii iiis iira iirs iisi iisr iisu iraf irai irar iras irfu iri- iria iris irra irri irrs irsa irsf irus irvs is-a isaf isai isar isas isba isfa isia isis isra isri issa issf issi issr isss issu isua isus iuiu iura iuss ivai ivar ivbv ivrs raab raaf raas raba rabb rabi rabs rabu rafa raff rafi raia raif raii rair rais raiu rara rarb rarf rari rars rasa rasi rass rasu raua raub rauf raus rava ravi rbaf rbbb rbbr rbbs rbis rbss