-er -up b-p b-u bbb bbd bbe bbh bbn bbo bbp bbr bbu bdb bdd bde bdh bdo bdp bdr bdu be- beb bed bee beh ben beo bep ber beu bhb bhd bhe bhh bho bhp bhr bhu bnb bnd bne bnn bno bnp bnr bnu bob bod boe boh bon boo bop bor bou bpb bpd bpe bph bpn bpo bpp bpr bpu brb brd bre brh brn bro brp brr bru bub bud bue buh bun buo bup bur buu dbb dbd dbe dbh dbn dbo dbp dbr dbu ddb ddd dde ddh ddn ddo ddp ddr ddu de- deb ded dee deh den deo dep der deu dh- dhb dhd dhe dhh dho dhp dhr dhu dnb dnd dne dnh dnn dno dnp dnr dob dod doe doh don doo dop dor dou dpb dpd dpe dph dpn dpo dpp dpr dpu drb drd dre drn dro drp drr dru dub dud due duh dun duo dup dur ebb ebd ebe ebh ebn ebo ebp ebr ebu ed- edb edd ede edh edn edo edp edr edu eeb eed eee een eeo eep eer ehb ehd ehe ehh ehn eho ehp ehr ehu en- enb end ene enh enn eno enp enr enu eo- eob eod eoe eoh eon eoo eop eor eou ep- epb epd epe eph epn epo epp epr epu erb erd ere erh ern ero erp err eru eu- eub eud eue eun eup eur hbb hbd hbe hbh hbn hbo hbp hbr hbu hdb hdd hde hdh hdn hdo hdp hdr hdu he- heb hed hee heh hen heo hep her heu hhb hhd hhe hhh hhn hho hhp hhr hhu hnb hnd hne hnh hnn hno hnu hob hod hoe hoh hon hoo hop hor hou hpb hpd hpe hph hpn hpo hpp hpr hpu hr- hrb hrd hre hrh hrn hro hrp hrr hru hub hud hue huh hun huo hup hur huu nbb nbd nbe nbn nbo nbp nbr nbu ndb ndd nde ndh ndn ndo ndp ndr ndu ne- neb ned nee neh nen neo nep ner neu nhb nhd nhe nhh nhn nhp nhr nhu nnb nne nnh nnn nno nnp nnu no- nob nod noe noh non noo nop nor nou npb npd npe nph npn npo npp npr npu nrb nrd nre nrn nro nrp nrr nru nub nud nue nuh nun nuo nup nur nuu ob- obb obd obe obh obn obo obp obr obu odb odd ode odh odn odo odp odr odu oeb oed oee oeh oen oeo oep oer ohd ohe ohh ohn oho ohp ohr ohu on- onb ond one onh onn ono onp onr onu oo- oob ood ooh oon ooo oop oor op- opb opd ope oph opn opo opp opr or- orb ord ore orh orn oro orp orr oru ou- oud oue ouh oun ouo oup our p-p pbb pbd pbe pbn pbo pbp pbr pbu pdb pdd pde pdh pdn pdo pdp pdr pdu peb ped pee peh pen peo pep per peu phb phd phe phn pho php phr phu pn- pnb pnd pne pnh pnn pno pnp pnr pnu pob pod poe poh pon poo pop por pou ppb ppd ppe pph ppn ppo ppp ppr ppu prb prd pre prh prn pro prp prr pru pub pud pue puh pun pup pur puu rbb rbd rbe rbh rbn rbo rbp rbr rbu rdb rdd rde rdh rdn rdo rdp rdr rdu re- reb red ree reh ren reo rep rer reu rh- rhb rhd rhe rhh rhn rho rhp rhr rhu rnb rnd rnh rnn rno rnp rnr rnu rob rod roe roh ron roo rop ror rou rpb rpd rpe rph rpn rpo rpp rpr rpu rrb rrd rrh rrn rrp rrr rru rub rud rue ruh run ruo rup rur ruu ubb ube ubh ubn ubo ubp ubr ubu udb udd ude udn udo udp udr udu ueb ued uee ueh uen uep uer uhb uhd uhe uhh uho uhp uhr uhu un- unb und une unh unn uno unp unr unu uob uod uoe uon uoo uop uor up- upb upd upe uph upn upo upp upr upu ur- urb urd ure urn uro urp urr uru uue uun uur uuu