a-a a-b a-i a-t aaa aab aai aam aan aar aat aau ab- aba abb abi abm abn abr abt abu ai- aia aib aii aim ain air ait aiu ama amb ami amm amn amr amt amu an- ana anb ani anm ann anr ant anu ar- ara arb ari arm arn arr art aru at- ata atb ati atm atn atr att atu au- aua aub aui aum aun aur aut b-u baa bab bai bam ban bar bat bau bba bbb bbi bbm bbn bbr bbt bbu bi- bia bib bii bim bin bir bit biu bma bmb bmi bmm bmn bmr bmt bmu bna bnb bni bnn bnr bnt bnu bra brb bri brm brn brr brt bru bta btb bti btm btn btr btt btu bua bub bui bum bun bur but buu ia- iaa iab iai iam ian iar iat iau iba ibb ibi ibm ibn ibr ibt ibu iia iib iii iim iin iir iit iiu im- ima imb imi imm imn imt imu in- ina inb ini inm inn inr int inu ir- ira irb iri irm irn irr irt iru ita itb iti itm itn itt itu iu- iua iub iui ium iur iut m-r maa mab mai mam man mar mat mau mba mbb mbi mbm mbr mbt mbu mi- mia mib mii mim min mir mit miu mma mmb mmi mmm mmn mmr mmt mmu mna mnb mni mnm mnn mnr mnt mnu mra mrb mri mrm mrn mrr mrt mru mta mtb mti mtm mtn mtr mtt mtu mua mub mui mum mun mur mut muu n-i naa nab nai nam nan nar nat nau nba nbb nbi nbm nbn nbr nbt nbu nia nib nii nim nin nir nit niu nma nmb nmi nmm nmn nmr nmt nmu nna nnb nni nnm nnn nnt nnu nra nrb nri nrm nrn nrr nrt nru nta ntb nti ntm ntn ntr ntt ntu nua nub nui num nun nur nut nuu ra- raa rab rai ram ran rar rat rau rba rbb rbi rbm rbn rbr rbt rbu ria rib rii rim rin rir rit rma rmb rmi rmm rmn rmr rmt rna rnb rni rnm rnn rnr rnt rnu rra rrb rri rrm rrn rrr rrt rru rta rtb rti rtm rtn rtr rtt rtu rua rub rui rum run rur rut ruu taa tab tai tam tan tar tat tau tba tbb tbi tbm tbn tbr tbt tbu tia tib tii tim tin tir tit tiu tma tmb tmi tmm tmn tmr tmt tmu tna tnb tni tnm tnn tnr tnt tra trb tri trm trn trr trt tru tta ttb tti ttm ttn ttr ttt ttu tua tub tui tum tun tur tut tuu ua- uaa uab uai uam uan uar uat uau uba ubb ubi ubn ubr ubt ubu uia uib uii uim uin uir uit uiu um- uma umb umi umm umn umr umt umu un- una unb uni unm unn unr unt unu ur- ura urb uri urm urn urr urt uru uta utb uti utm utn utr utt utu uua uum uun uur uut uuu