-up a-a a-b a-t aaa aab aak aan aap aar aat aau ab- aba abb abk abn abp abr abt abu aka akb akk akn akp akr aku an- ana anb ank ann anp anr ant anu ap- apa apb apk apn app apr apt apu ar- ara arb ark arn arp arr art aru at- ata atb atn atp atr att atu au- aua aub auk aun aup aur aut b-p b-u baa bab bak ban bap bar bat bau bba bbb bbk bbn bbp bbr bbt bbu bka bkb bkk bkn bkp bkr bkt bna bnb bnk bnn bnp bnr bnt bnu bpa bpb bpn bpp bpr bpt bpu bra brb brk brn brp brr brt bru bta btb btk btn btp btr btt btu bua bub buk bun bup bur but buu k-t ka- kaa kab kak kan kap kar kat kau kba kbb kbk kbn kbp kbr kbu kkb kkk kkn kkp kkr kkt kku kn- kna knk knn knp knr knt knu kpa kpk kpn kpp kpr kpt kpu kra krk krn krp krr krt kru kta ktb ktk ktn ktp ktr ktt ktu kub kuk kun kup kur kut kuu naa nab nak nan nap nar nat nau nba nbb nbk nbn nbp nbr nbt nbu nka nkk nkn nkp nkr nkt nku nna nnb nnk nnn nnp nnt nnu npa npb npn npp npr npt npu nra nrb nrk nrn nrp nrr nrt nru nta ntb ntk ntn ntp ntr ntt ntu nua nub nuk nun nup nur nut nuu p-p paa pab pak pan pap par pat pau pba pbb pbk pbn pbp pbr pbt pbu pka pkb pkn pkp pkr pkt pku pn- pna pnb pnk pnn pnp pnr pnt pnu ppa ppb ppk ppn ppp ppr ppt ppu pra prb prk prn prp prr prt pru pt- pta ptb ptk ptn ptp ptr ptt ptu pua pub puk pun pup pur put puu ra- raa rab rak ran rap rar rat rau rba rbb rbk rbn rbp rbr rbt rbu rkb rkk rkp rkt rku rna rnb rnn rnp rnr rnt rnu rpa rpb rpk rpn rpp rpr rpt rpu rra rrb rrk rrn rrp rrr rrt rru rta rtb rtk rtn rtp rtr rtt rtu rua rub ruk run rup rur rut ruu taa tab tak tan tap tar tat tau tba tbb tbk tbn tbp tbr tbt tbu tka tkb tkk tkp tkr tkt tna tnb tnk tnn tnp tnr tnt tpa tpb tpk tpn tpp tpr tpt tpu tra trb trk trn trp trr trt tru tta ttb ttk ttn ttp ttr ttt ttu tua tub tuk tun tup tur tut tuu ua- uaa uab uak uan uap uar uat uau uba ubb ubk ubn ubp ubr ubt ubu uka ukb ukk ukn ukp ukr uku un- una unb unk unn unp unr unt unu up- upa upb upk upn upp upr upt upu ur- ura urb urk urn urp urr urt uru uta utb utk utn utp utr utt utu uua uun uur uut uuu