-ic a-a a-b a-c a-i a-t aaa aab aac aai aam aan aar aat aau ab- aba abb abc abi abm abn abr abt abu ac- aca acb acc aci acm acn acr act acu ai- aia aib aic aii aim ain air ait aiu ama amb amc ami amm amn amr amt amu an- ana anb anc ani anm ann anr ant anu ar- ara arb arc ari arm arn arr art aru at- ata atb atc ati atm atn atr att atu au- aua aub auc aui aum aun aur aut b-u baa bab bac bai bam ban bar bat bau bba bbb bbc bbi bbm bbn bbr bbt bbu bca bcb bcc bci bcm bcn bcr bct bcu bi- bia bib bic bii bim bin bir bit biu bma bmb bmc bmi bmm bmn bmr bmt bmu bna bnb bnc bni bnn bnr bnt bnu bra brb bri brm brn brr brt bru bta btb btc bti btm btn btr btt btu bua bub buc bui bum bun bur but buu c-- caa cab cac cai cam can car cat cau cba cbb cbc cbi cbm cbn cbr cbt cbu cca ccb ccc cci ccm ccn ccr cct ccu ci- cia cib cic cii cim cin cir cit ciu cma cmb cmc cmi cmm cmn cmr cmt cmu cn- cna cnb cnc cni cnm cnn cnr cnt cnu cra crb crc cri crm crn crr crt cru cta ctb ctc cti ctm ctn ctr ctt ctu cua cub cuc cui cum cun cur cut cuu ia- iaa iab iac iai iam ian iar iat iau iba ibb ibc ibi ibm ibn ibr ibt ibu ica icb icc ici icm icn icr ict icu iia iib iic iii iim iin iir iit iiu im- ima imb imc imi imm imn imt imu in- ina inb inc ini inm inn inr int inu ir- ira irb irc iri irm irn irr irt iru ita itb itc iti itm itn itt itu iu- iua iub iuc iui ium iur iut m-r maa mab mac mai mam man mar mat mau mba mbb mbc mbi mbm mbr mbt mbu mc- mca mcb mcc mci mcm mcn mcr mct mcu mi- mia mib mic mii mim min mir mit miu mma mmb mmc mmi mmm mmn mmr mmt mmu mna mnb mnc mni mnm mnn mnr mnt mnu mra mrb mrc mri mrm mrn mrr mrt mru mta mtb mtc mti mtm mtn mtr mtt mtu mua mub muc mui mum mun mur mut muu n-i naa nab nac nai nam nan nar nat nau nba nbb nbc nbi nbm nbn nbr nbt nbu nca ncb ncc nci ncm ncn ncr nct ncu nia nib nic nii nim nin nir nit niu nma nmb nmc nmi nmm nmn nmr nmt nmu nna nnb nnc nni nnm nnn nnt nnu nra nrb nrc nri nrm nrn nrr nrt nru nta ntb ntc nti ntm ntn ntr ntt ntu nua nub nuc nui num nun nur nut nuu ra- raa rab rac rai ram ran rar rat rau rba rbb rbc rbi rbm rbn rbr rbt rbu rca rcb rcc rci rcm rcn rcr rct rcu ria rib ric rii rim rin rir rit rma rmb rmc rmi rmm rmn rmr rmt rna rnb rnc rni rnm rnn rnr rnt rnu rra rrb rrc rri rrm rrn rrr rrt rru rta rtb rtc rti rtm rtn rtr rtt rtu rua rub ruc rui rum run rur rut ruu taa tab tac tai tam tan tar tat tau tba tbb tbc tbi tbm tbn tbr tbt tbu tca tcb tcc tci tcm tcn tcr tct tcu tia tib tic tii tim tin tir tit tiu tma tmb tmc tmi tmm tmn tmr tmt tmu tna tnb tnc tni tnm tnn tnr tnt tra trb trc tri trm trn trr trt tru tta ttb ttc tti ttm ttn ttr ttt ttu tua tub tuc tui tum tun tur tut tuu ua- uaa uab uac uai uam uan uar uat uau uba ubb ubc ubi ubn ubr ubt ubu uca ucb ucc uci ucm ucn ucr uct ucu uia uib uic uii uim uin uir uit uiu um- uma umb umc umi umm umn umr umt umu un- una unb unc uni unm unn unr unt unu ur- ura urb urc uri urm urn urr urt uru uta utb utc uti utm utn utr utt utu uua uuc uum uun uur uut uuu