-er -up a-a a-b a-t aaa aab aae aak aan aap aar aat aau ab- aba abb abe abk abn abp abr abt abu aea aeb aee aek aen aep aer aet aeu aka akb ake akk akn akp akr aku an- ana anb ane ank ann anp anr ant anu ap- apa apb ape apk apn app apr apt apu ar- ara arb are ark arn arp arr art aru at- ata atb ate atn atp atr att atu au- aua aub aue auk aun aup aur aut b-p b-u baa bab bae bak ban bap bar bat bau bba bbb bbe bbk bbn bbp bbr bbt bbu be- bea beb bee bek ben bep ber bet beu bka bkb bke bkk bkn bkp bkr bkt bna bnb bne bnk bnn bnp bnr bnt bnu bpa bpb bpe bpn bpp bpr bpt bpu bra brb bre brk brn brp brr brt bru bta btb bte btk btn btp btr btt btu bua bub bue buk bun bup bur but buu eaa eab eae eak ean eap ear eat eau eba ebb ebe ebk ebn ebp ebr ebt ebu eea eeb eee eek een eep eer eet eka ekb eke ekp ekr ekt eku en- ena enb ene enk enn enp enr ent enu ep- epa epb epe epn epp epr ept epu era erb ere erk ern erp err ert eru eta etb ete etk etn etp etr ett etu eu- eua eub eue eun eup eur eut k-t ka- kaa kab kae kak kan kap kar kat kau kba kbb kbe kbk kbn kbp kbr kbu ke- kea keb kee kek ken kep ker ket kkb kke kkk kkn kkp kkr kkt kku kn- kna kne knk knn knp knr knt knu kpa kpe kpk kpn kpp kpr kpt kpu kra krk krn krp krr krt kru kta ktb kte ktk ktn ktp ktr ktt ktu kub kue kuk kun kup kur kut kuu naa nab nae nak nan nap nar nat nau nba nbb nbe nbk nbn nbp nbr nbt nbu ne- nea neb nee nek nen nep ner net neu nka nke nkk nkn nkp nkr nkt nku nna nnb nne nnk nnn nnp nnt nnu npa npb npe npn npp npr npt npu nra nrb nre nrk nrn nrp nrr nrt nru nta ntb nte ntk ntn ntp ntr ntt ntu nua nub nue nuk nun nup nur nut nuu p-p paa pab pae pak pan pap par pat pau pba pbb pbe pbk pbn pbp pbr pbt pbu pea peb pee pek pen pep per pet peu pka pkb pke pkn pkp pkr pkt pku pn- pna pnb pne pnk pnn pnp pnr pnt pnu ppa ppb ppe ppk ppn ppp ppr ppt ppu pra prb pre prk prn prp prr prt pru pt- pta ptb pte ptk ptn ptp ptr ptt ptu pua pub pue puk pun pup pur put puu ra- raa rab rae rak ran rap rar rat rau rba rbb rbe rbk rbn rbp rbr rbt rbu re- rea reb ree rek ren rep rer ret reu rkb rke rkk rkp rkt rku rna rnb rnn rnp rnr rnt rnu rpa rpb rpe rpk rpn rpp rpr rpt rpu rra rrb rrk rrn rrp rrr rrt rru rta rtb rte rtk rtn rtp rtr rtt rtu rua rub rue ruk run rup rur rut ruu taa tab tae tak tan tap tar tat tau tba tbb tbe tbk tbn tbp tbr tbt tbu te- tea teb tee tek ten tep ter tet teu tka tkb tke tkk tkp tkr tkt tna tnb tne tnk tnn tnp tnr tnt tpa tpb tpe tpk tpn tpp tpr tpt tpu tra trb tre trk trn trp trr trt tru tta ttb tte ttk ttn ttp ttr ttt ttu tua tub tue tuk tun tup tur tut tuu ua- uaa uab uae uak uan uap uar uat uau uba ubb ube ubk ubn ubp ubr ubt ubu uea ueb uee uen uep uer uet uka ukb uke ukk ukn ukp ukr uku un- una unb une unk unn unp unr unt unu up- upa upb upe upk upn upp upr upt upu ur- ura urb ure urk urn urp urr urt uru uta utb ute utk utn utp utr utt utu uua uue uun uur uut uuu