-ic a-a a-b a-c a-i aaa aab aac aad aah aai aar aas aau ab- aba abb abc abd abh abi abr abs abu ac- aca acb acc acd ach aci acr acs acu ad- ada adb adc add adh adi adr ads adu aha ahb ahc ahd ahh ahi ahr ahs ahu ai- aia aib aic aid aih aii air ais aiu ar- ara arb arc ard arh ari arr ars aru as- asa asb asc asd ash asi asr ass asu au- aua aub auc aud auh aui aur aus b-u baa bab bac bad bah bai bar bas bau bba bbb bbc bbd bbh bbi bbr bbs bbu bca bcb bcc bcd bch bci bcr bcs bcu bda bdb bdc bdd bdh bdi bdr bds bdu bha bhb bhc bhd bhh bhi bhr bhs bhu bi- bia bib bic bid bih bii bir bis biu bra brb brd brh bri brr brs bru bsa bsb bsc bsd bsh bsi bsr bss bsu bua bub buc bud buh bui bur bus buu c-- caa cab cac cad cah cai car cas cau cba cbb cbc cbd cbh cbi cbr cbs cbu cca ccb ccc ccd cch cci ccr ccs ccu cda cdb cdc cdd cdh cdi cdr cds cdu ch- cha chb chc chd chh chi chr chs chu ci- cia cib cic cid cih cii cir cis ciu cra crb crc crd crh cri crr crs cru csa csb csc csd csh csi csr css csu cua cub cuc cud cuh cui cur cus cuu daa dab dac dad dah dai dar das dau dba dbb dbc dbd dbh dbi dbr dbs dbu dca dcb dcc dcd dci dcr dcs dcu dda ddb ddc ddd ddh ddi ddr dds ddu dh- dha dhb dhc dhd dhh dhi dhr dhs dhu di- dia dib dic did dih dii dir dis diu dra drb drc drd dri drr drs dru dsa dsb dsc dsd dsh dsi dsr dss dsu dua dub duc dud duh dui dur dus h-i haa hab hac had hah hai har has hau hba hbb hbc hbd hbh hbi hbr hbs hbu hca hcb hcc hcd hch hci hcr hcs hda hdb hdc hdd hdh hdi hdr hds hdu hha hhb hhc hhd hhh hhi hhr hhs hhu hia hib hic hid hih hii hir his hiu hr- hra hrb hrc hrd hrh hri hrr hrs hru hsa hsb hsc hsd hsh hsi hsr hss hsu hua hub huc hud huh hui hur hus huu i-d ia- iaa iab iac iad iah iai iar ias iau iba ibb ibc ibd ibh ibi ibr ibs ibu ica icb icc icd ich ici icr ics icu ida idb idc idd idh idi idr ids idu iha ihb ihc ihd ihh ihi ihr ihs ihu iia iib iic iid iih iii iir iis iiu ir- ira irb irc ird iri irr irs iru is- isa isb isc isd ish isi isr iss isu iu- iua iub iuc iud iui iur ius ra- raa rab rac rad rah rai rar ras rau rba rbb rbc rbd rbh rbi rbr rbs rbu rca rcb rcc rcd rch rci rcr rcs rcu rda rdb rdc rdd rdh rdi rdr rds rdu rh- rha rhb rhc rhd rhh rhi rhr rhs rhu ria rib ric rid rih rii rir ris rra rrb rrc rrd rrh rri rrr rrs rru rsa rsb rsc rsd rsh rsi rsr rss rsu rua rub ruc rud ruh rui rur rus ruu saa sab sac sad sah sai sar sas sau sba sbb sbc sbd sbh sbi sbr sbs sbu sca scb scc scd sch sci scr scs scu sda sdb sdc sdd sdh sdi sdr sds sdu sh- sha shb shc shd shh shi shr shs shu sia sib sic sid sih sii sir sis siu sr- sra srb src srd srh sri srr srs ss- ssa ssb ssc ssd ssh ssi ssr sss ssu sua sub suc sud suh sui sur sus suu ua- uaa uab uac uad uah uai uar uas uau uba ubb ubc ubh ubi ubr ubs ubu uca ucb ucc ucd uch uci ucr ucs ucu uda udb udc udd udi udr uds udu uha uhb uhc uhd uhh uhi uhr uhs uhu uia uib uic uid uii uir uis uiu ur- ura urb urc urd uri urr urs uru usa usb usc usd ush usi usr uss usu uua uuc uur uus uuu

a-ha a-ii aaaa aaab aaac aaad aaah aaai aaar aaas aaba aabb aabc aabd aabh aabi aaca aacb aacc aacd aach aaci aacr aacs aacu aada aadc aadi aads aadu aaha aahs aaib aaic aaii aais aara aarc aard aari aars aaru aasa aasc aasd aasi aass aasu aaus abaa abab abac abad abai abar abas abau abb- abba abbb abbi abbr abbs abca abcb abcc abcd abch abci abcr abcs abda abdi abdu abha abhi abhr abhs abia abib abic abid abir abis abiu abra abrc abri abrs abs- absa absd absi abss absu abua abud abus acaa acab acac acad acai acar acas acba acca accc accd acch acci accs accu acda acdb acdc acdi acds acha achh achi achr achs achu aci- acia acic acid acir acis acr- acra acrc acri acrr acrs acsa acsc acsd acsi acss acu- acur acus adaa adab adac adad adah adai adar adas adba adbc adbi adcc adci adcs adda addc addd addi addr adds addu adha adhd adhi adhs adhu adia adib adic adir adis adra adrs adsa adsi adsr adss adua adub adur ahab ahac ahad ahah ahai ahar ahas ahau ahdi ahha ahhs ahir ahis ahra ahrc ahrr ahrs ahsa ahss ahua ahus aiai aias aiba aica aicc aicd aich aicr aics aida aidb aidc aidi aidr aids aidu aiha aihs aiia aiib aiic aiid aiir aira aird airh airi airs aisa aisb aisd aish aisi aisr aiud aiui arab arac arad arah arai arar aras arau arba arbh arbi arbs arc- arca arch arci