-up a-a a-b a-c aaa aab aac aad aah aan aao aap aar aau ab- aba abb abc abd abh abn abo abp abr abu ac- aca acb acc acd ach acn aco acp acr acu ad- ada adb adc add adh adn ado adp adr adu aha ahb ahc ahd ahh ahn aho ahp ahr ahu an- ana anb anc and anh ann ano anp anr anu aoa aob aoc aod aoh aon aoo aop aor aou ap- apa apb apc apd aph apn apo app apr apu ar- ara arb arc ard arh arn aro arp arr aru au- aua aub auc aud auh aun auo aup aur b-p b-u baa bab bac bad bah ban bao bap bar bau bba bbb bbc bbd bbh bbn bbo bbp bbr bbu bca bcb bcc bcd bch bcn bco bcp bcr bcu bda bdb bdc bdd bdh bdo bdp bdr bdu bha bhb bhc bhd bhh bho bhp bhr bhu bna bnb bnc bnd bnn bno bnp bnr bnu boa bob boc bod boh bon boo bop bor bou bpa bpb bpc bpd bph bpn bpo bpp bpr bpu bra brb brd brh brn bro brp brr bru bua bub buc bud buh bun buo bup bur buu c-- caa cab cac cad cah can cao cap car cau cba cbb cbc cbd cbh cbn cbo cbp cbr cbu cca ccb ccc ccd cch ccn cco ccp ccr ccu cda cdb cdc cdd cdh cdn cdo cdp cdr cdu ch- cha chb chc chd chh chn cho chp chr chu cn- cna cnb cnc cnd cnh cnn cno cnp cnr cnu co- coa cob coc cod coh con coo cop cor cou cpa cpb cpc cpd cph cpn cpo cpp cpr cpu cra crb crc crd crh crn cro crp crr cru cua cub cuc cud cuh cun cuo cup cur cuu daa dab dac dad dah dan dao dap dar dau dba dbb dbc dbd dbh dbn dbo dbp dbr dbu dca dcb dcc dcd dcn dco dcp dcr dcu dda ddb ddc ddd ddh ddn ddo ddp ddr ddu dh- dha dhb dhc dhd dhh dho dhp dhr dhu dna dnb dnc dnd dnh dnn dno dnp dnr doa dob doc dod doh don doo dop dor dou dpa dpb dpc dpd dph dpn dpo dpp dpr dpu dra drb drc drd drn dro drp drr dru dua dub duc dud duh dun duo dup dur haa hab hac had hah han hao hap har hau hba hbb hbc hbd hbh hbn hbo hbp hbr hbu hca hcb hcc hcd hch hcn hco hcp hcr hda hdb hdc hdd hdh hdn hdo hdp hdr hdu hha hhb hhc hhd hhh hhn hho hhp hhr hhu hna hnb hnc hnd hnh hnn hno hnu hoa hob hoc hod hoh hon hoo hop hor hou hpa hpb hpc hpd hph hpn hpo hpp hpr hpu hr- hra hrb hrc hrd hrh hrn hro hrp hrr hru hua hub huc hud huh hun huo hup hur huu naa nab nac nad nah nan nao nap nar nau nba nbb nbc nbd nbn nbo nbp nbr nbu nca ncb ncc ncd nch ncn nco ncp ncr ncu nda ndb ndc ndd ndh ndn ndo ndp ndr ndu nha nhb nhc nhd nhh nhn nhp nhr nhu nna nnb nnc nnh nnn nno nnp nnu no- noa nob noc nod noh non noo nop nor nou npa npb npc npd nph npn npo npp npr npu nra nrb nrc nrd nrn nro nrp nrr nru nua nub nuc nud nuh nun nuo nup nur nuu oaa oab oac oad oah oan oao oap oar oau ob- oba obb obc obd obh obn obo obp obr obu oc- oca ocb occ ocd och ocn oco ocp ocr ocu oda odb odc odd odh odn odo odp odr odu oha ohc ohd ohh ohn oho ohp ohr ohu on- ona onb onc ond onh onn ono onp onr onu oo- ooa oob ooc ood ooh oon ooo oop oor op- opa opb opc opd oph opn opo opp opr or- ora orb orc ord orh orn oro orp orr oru ou- oua ouc oud ouh oun ouo oup our p-p paa pab pac pad pah pan pao pap par pau pba pbb pbc pbd pbn pbo pbp pbr pbu pca pcb pcc pcd pch pcn pco pcp pcr pcu pda pdb pdc pdd pdh pdn pdo pdp pdr pdu pha phb phc phd phn pho php phr phu pn- pna pnb pnc pnd pnh pnn pno pnp pnr pnu poa pob poc pod poh pon poo pop por pou ppa ppb ppc ppd pph ppn ppo ppp ppr ppu pra prb prc prd prh prn pro prp prr pru pua pub puc pud puh pun pup pur puu ra- raa rab rac rad rah ran rao rap rar rau rba rbb rbc rbd rbh rbn rbo rbp rbr rbu rca rcb rcc rcd rch rcn rco rcp rcr rcu rda rdb rdc rdd rdh rdn rdo rdp rdr rdu rh- rha rhb rhc rhd rhh rhn rho rhp rhr rhu rna rnb rnc rnd rnh rnn rno rnp rnr rnu roa rob roc rod roh ron roo rop ror rou rpa rpb rpc rpd rph rpn rpo rpp rpr rpu rra rrb rrc rrd rrh rrn rrp rrr rru rua rub ruc rud ruh run ruo rup rur ruu ua- uaa uab uac uad uah uan uao uap uar uau uba ubb ubc ubh ubn ubo ubp ubr ubu uca ucb ucc ucd uch ucn uco ucp ucr ucu uda udb udc udd udn udo udp udr udu uha uhb uhc uhd uhh uho uhp uhr uhu un- una unb unc und unh unn uno unp unr unu uoa uob uoc uod uon uoo uop uor up- upa upb upc upd uph upn upo upp upr upu ur- ura urb urc urd urn uro urp urr uru uua uuc uun uur uuu