-al -ol a-a a-b a-c aaa aab aac aad aal aao aas aau ab- aba abb abc abd abl abo abs abu ac- aca acb acc acd acl aco acs acu ad- ada adb adc add adl ado ads adu al- ala alb alc ald all alo als alu aoa aob aoc aod aol aoo aos aou as- asa asb asc asd asl aso ass asu au- aua aub auc aud aul auo aus b-u baa bab bac bad bal bao bas bau bba bbb bbc bbd bbl bbo bbs bbu bca bcb bcc bcd bcl bco bcs bcu bda bdb bdc bdd bdl bdo bds bdu bla blb blc bld bll blo bls blu boa bob boc bod bol boo bos bou bsa bsb bsc bsd bsl bso bss bsu bua bub buc bud bul buo bus buu c-- caa cab cac cad cal cao cas cau cba cbb cbc cbd cbl cbo cbs cbu cca ccb ccc ccd ccl cco ccs ccu cda cdb cdc cdd cdl cdo cds cdu cl- cla clb clc cld cll clo cls clu co- coa cob coc cod col coo cos cou csa csb csc csd csl cso css csu cua cub cuc cud cul cuo cus cuu daa dab dac dad dal dao das dau dba dbb dbc dbd dbl dbo dbs dbu dca dcb dcc dcd dcl dco dcs dcu dda ddb ddc ddd ddl ddo dds ddu dl- dla dlb dlc dld dll dlo dls dlu doa dob doc dod dol doo dos dou dsa dsb dsc dsd dsl dso dss dsu dua dub duc dud dul duo dus la- laa lab lac lad lal lao las lau lba lbb lbc lbd lbl lbo lbs lbu lca lcb lcc lcd lcl lco lcs lcu lda ldb ldc ldd ldl ldo lds ldu lla llb llc lld lll llo lls llu loa lob loc lod lol loo los lou lsa lsb lsc lsd lsl lso lss lsu lua lub luc lud lul luo lus luu oaa oab oac oad oal oao oas oau ob- oba obb obc obd obl obo obs obu oc- oca ocb occ ocd ocl oco ocs ocu oda odb odc odd odl odo ods odu ola olb olc old oll olo ols olu oo- ooa oob ooc ood ool ooo oos os- osa osb osc osd osl oso oss osu ou- oua ouc oud oul ouo ous saa sab sac sad sal sao sas sau sba sbb sbc sbd sbl sbo sbs sbu sca scb scc scd scl sco scs scu sda sdb sdc sdd sdl sdo sds sdu sla slb slc sld sll slo sls slu soa sob soc sod sol soo sos sou ss- ssa ssb ssc ssd ssl sso sss ssu sua sub suc sud sul suo sus suu ua- uaa uab uac uad ual uao uas uau uba ubb ubc ubl ubo ubs ubu uca ucb ucc ucd ucl uco ucs ucu uda udb udc udd udl udo uds udu ula ulb ulc uld ull ulo uls ulu uoa uob uoc uod uol uoo uos usa usb usc usd usl uso uss usu uua uuc uus uuu

-ous a-do aaaa aaab aaac aaad aaal aaas aaba aabb aabc aabd aabl aaca aacb aacc aacd aacl aaco aacs aacu aada aadc aads aadu aala aalc aald aall aalo aals aalu aaoo aasa aasc aasd aass aasu aaus abaa abab abac abad abal abas abau abb- abba abbb abbo abbs abca abcb abcc abcd abcl abcs abda abdo abdu abla ablo abls aboa abob abod abol aboo abos abou abs- absa absd absl abss absu abua abud abul abus acaa acab acac acad acas acba acbl acca accc accd acco accs accu acda acdb acdc acds acla aclc acls aclu acoa acod acol acos acou acsa acsc acsd acsl acss acu- acul acuo acus adaa adab adac adad adal adao adas adba adbc adcc adcs adda addc addd addl addo adds addu adls adob adoc adod adoo ados adsa adsl adso adss adua adub alaa alac alad alal alao alas alau alb- alba albc albo albs albu alca alcc alco alcs ald- alda aldl aldo alds all- alla alll allo alls allu aloa aloc alod alol aloo alos alou alsa alsc also alua alus aoba aoca aocs aola aosd aoss aoul aous asaa asab asac asad asal asao asas asau asba asbo asbu asc- asca ascb ascc ascl asco asda asdl asdo asds asla aslo asob asoc asod asos asou assa assc assd assl asso asss assu asub asud asus auaa auca audc audo aul- aula auld aull aulo auls aulu auol ausa ausd ausu baaa baad baal baas baba babb babo babs babu bac- baca bacc baco bacs bada badb badd bado bads badu bala balc bald ball balo bals balu baol baos basa basc baso bass basu bau- baud baul bbad bbas bbau bbbb bbbs bbdd bbdo bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcda bcds bcos bcsa bcsc bcsl bcss bcuc bdbc bddc bdls bdos bdsd blaa blab blac blad blas blau blcu bldc blls blob bloc blod bloo blou blss blub blud blus boab boac boad boal boas boba bobb bobo bobs bobu boca boco bocs bocu boda bodb bodo bods bodu bola bold boll bolo bols bolu boob booc bood bool boos bosa bosc boso boss bosu boua boud boul bous bsaa bsac bsas bsbd bscs bsdl bslc bsod bsos bssc bssd buad bual buba bubb bubo bubs bubu buca bucc buco bucs bucu buda budb budd budl budo buds budu bula bulb buld bull buls bulu buol busa busc buss busu buus c-bo c-cd caaa caab caac caal caas caba cabo cabs cabu cac- caca cacc caco cada cadc cadd cado cads cadu cala calc cald call calo cals calu caod caol caos casa casb casc casd casl caso cass casu cauc caul cauo caus cbac cbal cbbc cbbs cbca cbcc cbcl cbcs cbcu cbdb cbdc cbdo cbds cblb cblc cbol cbsa cbsc cbus ccaa