-th -up b-p b-u bbb bbc bbe bbh bbk bbo bbp bbt bbu bcb bcc bce bch bck bco bcp bct bcu be- beb bec bee beh bek beo bep bet beu bhb bhc bhe bhh bhk bho bhp bht bhu bkb bkc bke bkk bko bkp bkt bob boc boe boh bok boo bop bot bou bpb bpc bpe bph bpo bpp bpt bpu btb btc bte bth btk bto btp btt btu bub buc bue buh buk buo bup but buu c-- cbb cbc cbe cbh cbk cbo cbp cbt cbu ccb ccc cce cch cck cco ccp cct ccu ce- ceb cec cee ceh cek ceo cep cet ceu ch- chb chc che chh chk cho chp cht chu ckb ckc ckh cko ckt co- cob coc coe coh cok coo cop cot cou cpb cpc cpe cph cpk cpo cpp cpt cpu ctb ctc cte cth ctk cto ctp ctt ctu cub cuc cue cuh cuk cuo cup cut cuu ebb ebc ebe ebh ebk ebo ebp ebt ebu ec- ecb ecc ece ech eck eco ect ecu eeb eec eee eek eeo eep eet ehb ehc ehe ehh eho ehp eht ehu ekb ekc eke ekh eko ekp ekt eku eo- eob eoc eoe eoh eok eoo eop eot eou ep- epb epc epe eph epo epp ept epu etb etc ete eth etk eto etp ett etu eu- eub euc eue eup eut hbb hbc hbe hbh hbk hbo hbp hbt hbu hcb hcc hce hch hck hco hcp hct he- heb hec hee heh hek heo hep het heu hhb hhc hhe hhh hhk hho hhp hht hhu hkb hkh hkk hko hkp hkt hku hob hoc hoe hoh hok hoo hop hot hou hpb hpc hpe hph hpk hpo hpp hpt hpu htb htc hte hth htk hto htp htt hub huc hue huh huk huo hup hut huu k-t kbb kbc kbe kbh kbk kbo kbp kbu kcb kcc kce kch kck kcp kct kcu ke- keb kec kee keh kek keo kep ket khe khh khk kho khu kkb kkc kke kkh kkk kkp kkt kku kob koc koe koh kok koo kop kot kou kpc kpe kph kpk kpo kpp kpt kpu ktb ktc kte kth ktk kto ktp ktt ktu kub kuc kue kuh kuk kup kut kuu ob- obb obc obe obh obk obo obp obt obu oc- ocb occ och ock oco ocp oct ocu oeb oec oee oeh oeo oep oet ohc ohe ohh oho ohp oht ohu okb okc oke okk oko okp oku oo- oob ooc ooh ook ooo oop oot op- opb opc ope oph opk opo opp opt ot- otb otc ote oth otk oto otp ott otu ou- ouc oue ouh ouk ouo oup out p-p pbb pbc pbe pbk pbo pbp pbt pbu pcb pcc pce pch pck pco pcp pct pcu peb pec pee peh pek peo pep pet peu phb phc phe phk pho php pht phu pkb pkc pke pko pkp pkt pku pob poc poe poh pok poo pop pot pou ppb ppc ppe pph ppk ppo ppp ppt ppu pt- ptb ptc pte pth ptk pto ptp ptt ptu pub puc pue puh puk pup put puu tbb tbc tbe tbh tbk tbo tbp tbt tbu tcb tcc tce tch tck tco tcp tct tcu te- teb tec tee teh tek teo tep tet teu th- thb thc the thh thk tho thp tht thu tkb tkc tke tkk tko tkp tkt to- tob toc toe toh tok too top tot tou tpb tpc tpe tph tpk tpo tpp tpt tpu ttb ttc tte tth ttk tto ttp ttt ttu tub tuc tue tuh tuk tuo tup tut tuu ubb ubc ube ubh ubk ubo ubp ubt ubu ucb ucc uce uch uck uco ucp uct ucu ueb uec uee ueh uep uet uhb uhc uhe uhh uho uhp uht uhu ukb ukc uke ukk ukp uku uob uoc uoe uok uoo uop uot up- upb upc upe uph upk upo upp upt upu utb utc ute uth utk uto utp utt utu uuc uue uut uuu