-al a-a a-b a-i aaa aab aai aal aar aas aau ab- aba abb abi abl abr abs abu ai- aia aib aii ail air ais aiu al- ala alb ali all alr als alu ar- ara arb ari arl arr ars aru as- asa asb asi asl asr ass asu au- aua aub aui aul aur aus b-u baa bab bai bal bar bas bau bba bbb bbi bbl bbr bbs bbu bi- bia bib bii bil bir bis biu bla blb bli bll blr bls blu bra brb bri brl brr brs bru bsa bsb bsi bsl bsr bss bsu bua bub bui bul bur bus buu ia- iaa iab iai ial iar ias iau iba ibb ibi ibl ibr ibs ibu iia iib iii iil iir iis iiu il- ila ilb ili ill ilr ils ilu ir- ira irb iri irl irr irs iru is- isa isb isi isl isr iss isu iu- iua iub iui iur ius la- laa lab lai lal lar las lau lba lbb lbi lbl lbr lbs lbu lia lib lii lil lir lis liu lla llb lli lll llr lls llu lra lrb lri lrr lrs lru lsa lsb lsi lsl lsr lss lsu lua lub lui lul lur lus luu ra- raa rab rai ral rar ras rau rba rbb rbi rbl rbr rbs rbu ria rib rii ril rir ris rla rli rll rlr rls rlu rra rrb rri rrl rrr rrs rru rsa rsb rsi rsl rsr rss rsu rua rub rui rur rus ruu saa sab sai sal sar sas sau sba sbb sbi sbl sbr sbs sbu sia sib sii sil sir sis siu sla slb sli sll slr sls slu sr- sra srb sri srl srr srs ss- ssa ssb ssi ssl ssr sss ssu sua sub sui sul sur sus suu ua- uaa uab uai ual uar uas uau uba ubb ubi ubl ubr ubs ubu uia uib uii uil uir uis uiu ula ulb uli ull ulr uls ulu ur- ura urb uri url urr urs uru usa usb usi usl usr uss usu uua uur uus uuu

a-ii aaaa aaab aaai aaal aaar aaas aaba aabb aabi aabl aaib aaii aais aala aali aall aals aalu aara aari aars aaru aasa aasi aass aasu aaus abaa abab abai abal abar abas abau abb- abba abbb abbi abbr abbs abia abib abil abir abis abiu abla abls abra abri abrs abs- absa absi absl abss absu abua abul abus aiai aias aiba aibl aiia aiib aiir aila aili ails ailu aira airi airs aisa aisb aisi aisl aisr aiui alaa alai alal alar alas alau alb- alba albi albs albu ali- alia alib alii alil alir alis aliu all- alla alli alll allr alls allu alsa alua alui alur alus arab arai aral arar aras arau arba arbi arbs aria arib arii aril aris arla arli arr- arra arri arrr arrs arru ars- arsa arsi arsu arua arub arui arul asaa asab asai asal asar asas asau asba asbu asia asii asil asir asis asla asli aslr asra asrs asru assa assi assl assr asss assu asub asui asur asus auaa auis aul- aula auli aull auls aulu aur- aura auri ausa ausu ba-i baaa baal baar baas baba babb babi babr babs babu baia baib bail bair bais bala bali ball bals balu bar- bara barb bari barr bars baru basa basi bass basu bau- baul baur bbas bbau bbbb bbbs bblb bbls bial biar bias biba bibb bibi bibl bibs biis bila bili bill bils bilu bira birb biri birl birr birs biru bis- bisa bisl biss bisu blaa blab blas blau blir blis blls blss blub blur blus brab brai bras brau bria bril bris brls brrr brrs brsb brsr brus bsaa bsas bsra bual buar buba bubb bubi bubs bubu buir buis buiu bula bulb buli bull buls bulu bur- bura burb buri burl burr burs buru busa busi buss busu buus iaaa iaai iaal iaas iaba iaia iais iala iall ials ialu iara iars iaru iasa iasi iasr ibar ibas ibia ibis ibra ibri ibsa ibss ibus iias iiii iiis iila iira iirs iisi iisr iisu ilal ilar ilas ilia ilir ilis ill- illa illi ills ilsa ilus irai iral irar iras iri- iria iril iris irla irlb irra irri irrs irsa irul irus is-a isai isal isar isas isba isbl isia isil isis isla isls isra isri issa issi issr isss issu isua isus iuiu iura iuss laaa laal laar laas laba labi labr labs labu laia lail lair lais lala lali lall lalu lara larb lari larr lars laru lasa lasi lass lasu laub laul laur laus lbar lbia lblr lbrs liar lias liba libr libs libu liia liii liir liis lila lilb lili lill lils lilu lira liri lirl lirr lirs liru lisa lisi liss lisu liua lius llbs llll lral lrba lrrr ls-r lsbu lsla lssa lssr luai luas luau luba lubs luis lula luli lull lulu lura luri lurs lusa lusi luss luua raab raas raba rabb rabi rabl rabs rabu raia raii rail rair rais raiu rala ralb rall rara rarb rari rars rasa rasi rasl rass rasu raua raub raul raus rbbb rbbr rbbs rbis rbsl rbss riaa riab riai rial rias riau rib- riba ribs ribu riia riis rila rill rilu riri rirs risa risi riss risu rius rlab rlls rlua rras rrrr rsaa rsai rsbi rsis rssa rssl rsua ruas ruba rubb rubi rubs rubu ruis rula rull rura ruri rurs ruru rusa rusi russ rusu s-ib s-ii saab saal saar saas saba sabb sabi sabr sabs sabu saia sail sair sais sala sali sall sals salu sara sari sarl sarr sars saru sasa sasi sasl sass saua saul saur saus sbaa sbai sbar sbas sbbs sbia sbsa sbsi sbus siaa siab siai sial sias siau siba sibi sibs sibu sil- sila sili sill sils silu sira siri sirr sirs siru sisa sisi siss sisu siui sius sl-i slaa