-up a-a a-b a-c aaa aab aac aad aao aap aar aau aay ab- aba abb abc abd abo abp abr abu aby ac- aca acb acc acd aco acp acr acu acy ad- ada adb adc add ado adp adr adu ady aoa aob aoc aod aoo aop aor aou ap- apa apb apc apd apo app apr apu apy ar- ara arb arc ard aro arp arr aru ary au- aua aub auc aud auo aup aur ay- aya ayc ayd ayo ayp ayr ayu b-p b-u baa bab bac bad bao bap bar bau bay bba bbb bbc bbd bbo bbp bbr bbu bby bca bcb bcc bcd bco bcp bcr bcu bcy bda bdb bdc bdd bdo bdp bdr bdu bdy boa bob boc bod boo bop bor bou boy bpa bpb bpc bpd bpo bpp bpr bpu bpy bra brb brd bro brp brr bru bry bua bub buc bud buo bup bur buu buy by- bya byc byd byo byp byr byu c-- caa cab cac cad cao cap car cau cay cba cbb cbc cbd cbo cbp cbr cbu cby cca ccb ccc ccd cco ccp ccr ccu cda cdb cdc cdd cdo cdp cdr cdu cdy co- coa cob coc cod coo cop cor cou coy cpa cpb cpc cpd cpo cpp cpr cpu cra crb crc crd cro crp crr cru cry cua cub cuc cud cuo cup cur cuu cuy cya cyb cyc cyd cyo cyp cyr daa dab dac dad dao dap dar dau day dba dbb dbc dbd dbo dbp dbr dbu dby dca dcb dcc dcd dco dcp dcr dcu dda ddb ddc ddd ddo ddp ddr ddu ddy doa dob doc dod doo dop dor dou doy dpa dpb dpc dpd dpo dpp dpr dpu dra drb drc drd dro drp drr dru dry dua dub duc dud duo dup dur duy dy- dya dyb dyc dyd dyo dyp dyr dyu dyy oaa oab oac oad oao oap oar oau ob- oba obb obc obd obo obp obr obu oby oc- oca ocb occ ocd oco ocp ocr ocu oda odb odc odd odo odp odr odu oo- ooa oob ooc ood ooo oop oor op- opa opb opc opd opo opp opr opy or- ora orb orc ord oro orp orr oru ory ou- oua ouc oud ouo oup our oya oyd oyo p-p paa pab pac pad pao pap par pau pay pba pbb pbc pbd pbo pbp pbr pbu pby pca pcb pcc pcd pco pcp pcr pcu pda pdb pdc pdd pdo pdp pdr pdu poa pob poc pod poo pop por pou poy ppa ppb ppc ppd ppo ppp ppr ppu pra prb prc prd pro prp prr pru pry pua pub puc pud pup pur puu puy py- pya pyb pyc pyd pyo pyr pyu ra- raa rab rac rad rao rap rar rau ray rba rbb rbc rbd rbo rbp rbr rbu rca rcb rcc rcd rco rcp rcr rcu rda rdb rdc rdd rdo rdp rdr rdu rdy roa rob roc rod roo rop ror rou roy rpa rpb rpc rpd rpo rpp rpr rpu rra rrb rrc rrd rrp rrr rru rua rub ruc rud ruo rup rur ruu ruy ry- rya ryc ryd ryo ryr ryu ryy ua- uaa uab uac uad uao uap uar uau uay uba ubb ubc ubo ubp ubr ubu uby uca ucb ucc ucd uco ucp ucr ucu uda udb udc udd udo udp udr udu uoa uob uoc uod uoo uop uor up- upa upb upc upd upo upp upr upu ur- ura urb urc urd uro urp urr uru ury uua uuc uur uuu uyc uyo uyu yaa yab yac yad yao yap yar yau yay ybc ybp ybr yby yca ycc ycd yco ycp ycu ycy yda ydo ydy yob yoc yod yoo yop yor you yoy ypa ypd ypo ypu yra yrc yro yrp yru yua yud yuo yup yur yuu yuy yyb yyc yyu yyy

a-do a-ya a-yo aaaa aaab aaac aaad aaap aaar aaba aabb aabc aabd aabp aaby aaca aacb aacc aacd aaco aacp aacr aacu aacy aada aadc aadu aaoo aapa aapc aapo aara aarc aard aaro aarp aaru aaup abaa abab abac abad abap abar abau abay abb- abba abbb abbo abbr abby abca abcb abcc abcd abcp abcr abda abdo abdu abdy aboa abob abod aboo abor abou aboy abpa abpc abpd abpp abpr abra abrc abro abry abua abud abuy abyc abyy acaa acab acac acad acap acar acba acca accc accd acco accp accu accy acda acdb acdc acdp acoa acod acop acor acou acoy acpa acpd acpr acpu acr- acra acrc acro acrr acry acu- acuo acup acur adaa adab adac adad adao adap adar aday adba adbc adcc adda addc addd addo addr addu addy adob adoc adod adoo ador adp- adra adro adry adua adub adur adya aoba aoca aopo aora aorb apac apao apap apar apay apba apbr apca apcb apcc apcd apco apcr apda apdd apdu apo- apoc apod apoo apop apor apou appa appc appd appr appu appy apra aprc apro apua apuc apud apup arab arac arad arap arar arau aray arba arby arc- arca arco arda ardc ardo ardu aroa arob arod aroo aror arpa arpu arpy arr- arra arrc arro arrr arru arry arua arub arud arup ary- arya auaa auby auca aucp audc audo auoy aupc aur- aura aurd auro auyo ay-o ayad ayao ayar ayay ayca ayda ayod ayoo ayou ayra ayry ayub ayup ayur ayya baaa baad baar baba babb babo babr babu baby bac- baca bacc baco bada badb badd bado badr badu bady bapa bapc bapp bapu bar- bara barb barc bard baro barr baru bary bau- baud baur baya bayo bayu bbad bbau bbay bbbb bbdd bbdo bboy bbpr bbrc bbyo bcaa bcap bcar bcbc bcbp bcca bccc bcda bcor bcpp bcra bcru bcuc bcup bd-r bday bdbc bddc bdpc bdry boab boac boad