-al -ol a-a a-b a-c aaa aab aac aal aam aao aas aau ab- aba abb abc abl abm abo abs abu ac- aca acb acc acl acm aco acs acu al- ala alb alc all alm alo als alu ama amb amc aml amm amo ams amu aoa aob aoc aol aom aoo aos aou as- asa asb asc asl asm aso ass asu au- aua aub auc aul aum auo aus b-u baa bab bac bal bam bao bas bau bba bbb bbc bbl bbm bbo bbs bbu bca bcb bcc bcl bcm bco bcs bcu bla blb blc bll blm blo bls blu bma bmb bmc bml bmm bmo bms bmu boa bob boc bol bom boo bos bou bsa bsb bsc bsl bsm bso bss bsu bua bub buc bul bum buo bus buu c-- caa cab cac cal cam cao cas cau cba cbb cbc cbl cbm cbo cbs cbu cca ccb ccc ccl ccm cco ccs ccu cl- cla clb clc cll clm clo cls clu cma cmb cmc cml cmm cmo cms cmu co- coa cob coc col com coo cos cou csa csb csc csl csm cso css csu cua cub cuc cul cum cuo cus cuu la- laa lab lac lal lam lao las lau lba lbb lbc lbl lbm lbo lbs lbu lca lcb lcc lcl lcm lco lcs lcu lla llb llc lll llm llo lls llu lma lmb lmc lml lmm lmo lms lmu loa lob loc lol lom loo los lou lsa lsb lsc lsl lsm lso lss lsu lua lub luc lul lum luo lus luu m-o maa mab mac mal mam mao mas mau mba mbb mbc mbl mbm mbo mbs mbu mc- mca mcb mcc mcl mcm mco mcs mcu mla mlb mlc mll mlm mlo mls mlu mma mmb mmc mml mmm mmo mms mmu moa mob moc mol mom moo mos mou msa msb msc msl msm mso mss msu mua mub muc mul mum mus muu oaa oab oac oal oam oao oas oau ob- oba obb obc obl obm obo obs obu oc- oca ocb occ ocl ocm oco ocs ocu ola olb olc oll olm olo ols olu om- oma omb omc oml omm omo oms omu oo- ooa oob ooc ool oom ooo oos os- osa osb osc osl osm oso oss osu ou- oua ouc oul oum ouo ous saa sab sac sal sam sao sas sau sba sbb sbc sbl sbm sbo sbs sbu sca scb scc scl scm sco scs scu sla slb slc sll slm slo sls slu sma smb smc sml smm smo sms smu soa sob soc sol som soo sos sou ss- ssa ssb ssc ssl ssm sso sss ssu sua sub suc sul sum suo sus suu ua- uaa uab uac ual uam uao uas uau uba ubb ubc ubl ubo ubs ubu uca ucb ucc ucl ucm uco ucs ucu ula ulb ulc ull ulm ulo uls ulu um- uma umb umc uml umm umo ums umu uoa uob uoc uol uom uoo uos usa usb usc usl usm uso uss usu uua uuc uum uus uuu

-ous aaaa aaab aaac aaal aaam aaas aaba aabb aabc aabl aabm aaca aacb aacc aacl aacm aaco aacs aacu aala aalc aall aalo aals aalu aama aamb aamc aamo aams aaoo aasa aasc aasm aass aasu aaus abaa abab abac abal abam abas abau abb- abba abbb abbo abbs abca abcb abcc abcl abcs abla ablo abls abma abmb abmc abms aboa abob abol aboo abos abou abs- absa absl abss absu abua abul abum abus acaa acab acac acas acba acbl acca accc accm acco accs accu acla aclc acls aclu acma acmc acms acmu acoa acol acom acos acou acsa acsc acsl acsm acss acu- acul acum acuo acus alaa alac alal alam alao alas alau alb- alba albc albm albo albs albu alca alcc alco alcs all- alla alll allo alls allu alma almc almo alms almu aloa aloc alol alom aloo alos alou alsa alsc also alua alum alus amaa amac amal amam amas amb- amba ambo ambs ambu amca amcc amco amcs amla amm- amma ammo ammu amob amoc amol amoo amos amou amsa amsc amsl amso amss amua amul amum aoba aoca aocs aola aoma aoss aoul aous asaa asab asac asal asam asao asas asau asba asbm asbo asbu asc- asca ascb ascc ascl asco asla aslo asma asml asmm asms asob asoc asom asos asou assa assc assl asso asss assu asub asum asus auaa auca aul- aula aull aulo auls aulu auma auol ausa ausm ausu baaa baal baam baas baba babb babm babo babs babu bac- baca bacc baco bacs bala balc ball balm balo bals balu bama bamb bamc baml bamm bams bamu baol baos basa basc baso bass basu bau- baul baum bbas bbau bbbb bbbs bbcm bblb bbls bcaa bcam bcas bcbc bcbs bcca bccc bccl bccm bccs bcma bcms bcos bcsa bcsc bcsl bcsm bcss bcuc blaa blab blac blam blas blau blcu blls blob bloc blom bloo blou blss blub blum blus bmaa bmoc bmus boab boac boal boas boba bobb bobo bobs bobu boca bocm boco bocs bocu bola boll bolm bolo bols bolu boma bomb boms bomu boob booc bool boom boos bosa bosc bosm boso boss bosu boua boul boum bous bsaa bsac bsam bsas bscs bslc bsms bsos bssc bssm bual buba bubb bubo bubs bubu buca bucc buco bucs bucu bula bulb bull buls bulu bum- buma bumb bums buol busa busc buss busu buus c-bo caaa caab caac caal caam caas caba cabo cabs cabu cac- caca cacc cacm caco cala calc call calm calo cals calu cama camb camc caml camm camo cams caol caos casa casb casc casl casm caso cass casu cauc caul caum cauo caus cbac cbal cbbc cbbs cbca cbcc cbcl cbcm cbcs cbcu cblb cblc cbms cbol cbsa cbsc cbsm cbus ccaa ccab ccac