a-a a-b a-t aaa aab aad aag aak aan aar aas aat aau ab- aba abb abd abg abk abn abr abs abt abu ad- ada adb add adg adk adn adr ads adt adu ag- aga agb agd agg agk agn agr ags agt agu aka akb akd akg akk akn akr aks aku an- ana anb and ang ank ann anr ans ant anu ar- ara arb ard arg ark arn arr ars art aru as- asa asb asd asg ask asn asr ass ast asu at- ata atb atd atg atn atr ats att atu au- aua aub aud aug auk aun aur aus aut b-u baa bab bad bag bak ban bar bas bat bau bba bbb bbd bbg bbk bbn bbr bbs bbt bbu bda bdb bdd bdg bdk bdr bds bdt bdu bga bgb bgd bgg bgk bgn bgr bgs bgt bgu bka bkb bkg bkk bkn bkr bks bkt bna bnb bnd bng bnk bnn bnr bns bnt bnu bra brb brd brg brk brn brr brs brt bru bsa bsb bsd bsg bsk bsn bsr bss bst bsu bta btb btd btg btk btn btr bts btt btu bua bub bud bug buk bun bur bus but buu daa dab dad dag dak dan dar das dat dau dba dbb dbd dbg dbk dbn dbr dbs dbt dbu dda ddb ddd ddg ddk ddn ddr dds ddt ddu dga dgd dgg dgk dgn dgr dgs dgt dgu dka dkb dkg dkk dkr dks dkt dku dna dnb dnd dng dnk dnn dnr dns dnt dra drb drd drg drk drn drr drs drt dru dsa dsb dsd dsg dsk dsn dsr dss dst dsu dta dtb dtd dtg dtk dtn dtr dts dtt dtu dua dub dud dug duk dun dur dus dut g-d gaa gab gad gag gak gan gar gas gat gau gba gbd gbg gbk gbn gbr gbs gbt gbu gda gdb gdd gdk gdn gdr gds gdt gdu gga ggb ggd ggg ggn ggr ggs ggt ggu gka gkb gkd gkn gks gkt gna gnb gnd gnn gnr gns gnt gnu gra grb grd grg grk grn grr grs grt gru gsa gsb gsd gsg gsk gsn gsr gss gst gsu gta gtb gtd gtg gtk gtn gtr gts gtt gtu gu- gua gub gud gug guk gun gur gus gut guu k-t ka- kaa kab kad kag kak kan kar kas kat kau kba kbb kbd kbk kbn kbr kbs kbu kda kdb kdg kdk kdr kds kdt kdu kga kgb kgd kgs kgu kkb kkk kkn kkr kks kkt kku kn- kna knd kng knk knn knr knt knu kra krd krg krk krn krr krs krt kru ksa ksb ksd ksg ksk ksn ksr kss kst ksu kta ktb ktg ktk ktn ktr kts ktt ktu kub kud kug kuk kun kur kus kut kuu naa nab nad nag nak nan nar nas nat nau nba nbb nbd nbg nbk nbn nbr nbs nbt nbu nda ndb ndd ndg ndk ndn ndr nds ndt ndu nga ngb ngd ngg ngk ngn ngs ngt ngu nka nkk nkn nkr nks nkt nku nna nnb nng nnk nnn nns nnt nnu nra nrb nrd nrg nrk nrn nrr nrs nrt nru nsa nsb nsd nsg nsk nsn nsr nss nst nsu nta ntb ntd ntg ntk ntn ntr nts ntt ntu nua nub nud nug nuk nun nur nus nut nuu ra- raa rab rad rag rak ran rar ras rat rau rba rbb rbd rbg rbk rbn rbr rbs rbt rbu rda rdb rdd rdg rdn rdr rds rdt rdu rga rgb rgd rgg rgk rgn rgr rgs rgt rkb rkg rkk rks rkt rku rna rnb rnd rng rnn rnr rns rnt rnu rra rrb rrd rrg rrk rrn rrr rrs rrt rru rsa rsb rsd rsg rsk rsn rsr rss rst rsu rta rtb rtd rtg rtk rtn rtr rts rtt rtu rua rub rud rug ruk run rur rus rut ruu saa sab sad sag sak san sar sas sat sau sba sbb sbd sbg sbk sbn sbr sbs sbt sbu sda sdb sdd sdg sdk sdn sdr sds sdt sdu sga sgb sgd sgg sgk sgn sgr sgs sgt sgu sk- ska skb skd skg skk skr sks skt sku sna snb snd sng snk snn snr sns snt snu sr- sra srb srd srg srk srn srr srs srt ss- ssa ssb ssd ssg ssk ssn ssr sss sst ssu sta stb std stg stk stn str sts stt stu sua sub sud sug suk sun sur sus sut suu taa tab tad tag tak tan tar tas tat tau tba tbb tbd tbg tbk tbn tbr tbs tbt tbu tda tdb tdd tdg tdk tdn tdr tds tdt tdu tga tgb tgg tgk tgn tgr tgs tgt tgu tka tkb tkg tkk tkr tks tkt tna tnb tnd tng tnk tnn tnr tns tnt tra trb trd trg trk trn trr trs trt tru tsa tsb tsd tsg tsk tsn tsr tss tst tsu tta ttb ttd ttg ttk ttn ttr tts ttt ttu tua tub tud tug tuk tun tur tus tut tuu ua- uaa uab uad uag uak uan uar uas uat uau uba ubb ubg ubk ubn ubr ubs ubt ubu uda udb udd udg udk udn udr uds udt udu uga ugb ugg ugk ugn ugr ugs ugt ugu uka ukb ukk ukn ukr uku un- una unb und ung unk unn unr uns unt unu ur- ura urb urd urg urk urn urr urs urt uru usa usb usd usg usk usn usr uss ust usu uta utb utd utk utn utr uts utt utu uua uug uun uur uus uut uuu