a-a a-b a-i a-t aaa aab aad aai aar aas aat aau ab- aba abb abd abi abr abs abt abu ad- ada adb add adi adr ads adt adu ai- aia aib aid aii air ais ait aiu ar- ara arb ard ari arr ars art aru as- asa asb asd asi asr ass ast asu at- ata atb atd ati atr ats att atu au- aua aub aud aui aur aus aut b-u baa bab bad bai bar bas bat bau bba bbb bbd bbi bbr bbs bbt bbu bda bdb bdd bdi bdr bds bdt bdu bi- bia bib bid bii bir bis bit biu bra brb brd bri brr brs brt bru bsa bsb bsd bsi bsr bss bst bsu bta btb btd bti btr bts btt btu bua bub bud bui bur bus but buu daa dab dad dai dar das dat dau dba dbb dbd dbi dbr dbs dbt dbu dda ddb ddd ddi ddr dds ddt ddu di- dia dib did dii dir dis dit diu dra drb drd dri drr drs drt dru dsa dsb dsd dsi dsr dss dst dsu dta dtb dtd dti dtr dts dtt dtu dua dub dud dui dur dus dut i-d ia- iaa iab iad iai iar ias iat iau iba ibb ibd ibi ibr ibs ibt ibu ida idb idd idi idr ids idt idu iia iib iid iii iir iis iit iiu ir- ira irb ird iri irr irs irt iru is- isa isb isd isi isr iss ist isu ita itb itd iti its itt itu iu- iua iub iud iui iur ius iut ra- raa rab rad rai rar ras rat rau rba rbb rbd rbi rbr rbs rbt rbu rda rdb rdd rdi rdr rds rdt rdu ria rib rid rii rir ris rit rra rrb rrd rri rrr rrs rrt rru rsa rsb rsd rsi rsr rss rst rsu rta rtb rtd rti rtr rts rtt rtu rua rub rud rui rur rus rut ruu saa sab sad sai sar sas sat sau sba sbb sbd sbi sbr sbs sbt sbu sda sdb sdd sdi sdr sds sdt sdu sia sib sid sii sir sis sit siu sr- sra srb srd sri srr srs srt ss- ssa ssb ssd ssi ssr sss sst ssu sta stb std sti str sts stt stu sua sub sud sui sur sus sut suu taa tab tad tai tar tas tat tau tba tbb tbd tbi tbr tbs tbt tbu tda tdb tdd tdi tdr tds tdt tdu tia tib tid tii tir tis tit tiu tra trb trd tri trr trs trt tru tsa tsb tsd tsi tsr tss tst tsu tta ttb ttd tti ttr tts ttt ttu tua tub tud tui tur tus tut tuu ua- uaa uab uad uai uar uas uat uau uba ubb ubi ubr ubs ubt ubu uda udb udd udi udr uds udt udu uia uib uid uii uir uis uit uiu ur- ura urb urd uri urr urs urt uru usa usb usd usi usr uss ust usu uta utb utd uti utr uts utt utu uua uur uus uut uuu

a-ii aaaa aaab aaad aaai aaar aaas aaba aabb aabd aabi aabt aada aadi aads aadt aadu aaib aaii aais aara aard aari aars aart aaru aasa aasd aasi aass aast aasu aata aatt aaus abaa abab abad abai abar abas abat abau abb- abba abbb abbi abbr abbs abbt abda abdi abdu abia abib abid abir abis abit abiu abra abri abrs abs- absa absd absi abss absu abta abts abtu abua abud abus abut adaa adab adad adai adar adas adat adba adbi adda addd addi addr adds addu adia adib adir adis adit adra adrs adsa adsi adsr adss adst adta adts adua adub adur aiai aias aiba aida aidb aidi aidr aids aidt aidu aiia aiib aiid aiir aira aird airi airs airt aisa aisb aisd aisi aisr aist aita aiti aitr aits aitt aitu aiud aiui arab arad arai arar aras arat arau arba arbi arbs arda ardi ards ardu aria arib arid arii aris arit arr- arra arri arrr arrs arrt arru ars- arsa arsd arsi arst arsu arta arti artr arts arua arub arud arui arut asaa asab asad asai asar asas asat asau asba asbu asda asds asia asii asir asis asit asra asrs asru assa assd assi assr asss asst assu asta astb asti astr asts asub asud asui asur asus at-t ataa atab atad atai atar atas atat atbs atdi atdt atia atid atis atit atiu atra atri atru atsb atsi atst atta atti attr atts attu atua atub atur atus auaa audi auis aur- aura aurd auri ausa ausd aust ausu aut- auts ba-i baaa baad baar baas baat baba babb babi babr babs babu bada badb badd badi badr bads badu baia baib baid bair bais bait bar- bara barb bard bari barr bars bart baru basa basi bass bast basu bata bati bats batt batu bau- baud baur bbad bbas bbau bbbb bbbs bbdd bd-r bdii bdsd biad biar bias biat biba bibb bibi bibs bida bidi bidr bids bidu biis bira birb bird biri birr birs birt biru bis- bisa bisd biss bist bisu bita bitd bits bitt bitu brab brad brai bras brat brau brda brds brdt bria brid bris brit brrr brrs brsb brsr brst brud brus brut bsaa bsas bsat bsbd bsra bsrd bssd bsts btaa btdt btrt btss bttb btus buad buar buat buba bubb bubi bubs bubu buda budb budd budi buds budu buid buir buis buit buiu bur- bura burb burd buri burr burs burt buru busa busi buss bust busu but- buta buti buts butt buus daab daad daar daas daau daba dabb dabs dabt dabu dada dadi dads dadu daia daid dair dais dait dara darb dard dari darr dars dart daru dasa dasb dasd dasi dass dast data dati datr dats datt datu daub daud daur daus daut dbar dbas dbit