-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aan aar aat aau ab- aba abb abc abh abi abn abr abt abu ac- aca acb acc ach aci acn acr act acu aha ahb ahc ahh ahi ahn ahr aht ahu ai- aia aib aic aih aii ain air ait aiu an- ana anb anc anh ani ann anr ant anu ar- ara arb arc arh ari arn arr art aru at- ata atb atc ath ati atn atr att atu au- aua aub auc auh aui aun aur aut b-u baa bab bac bah bai ban bar bat bau bba bbb bbc bbh bbi bbn bbr bbt bbu bca bcb bcc bch bci bcn bcr bct bcu bha bhb bhc bhh bhi bhr bht bhu bi- bia bib bic bih bii bin bir bit biu bna bnb bnc bni bnn bnr bnt bnu bra brb brh bri brn brr brt bru bta btb btc bth bti btn btr btt btu bua bub buc buh bui bun bur but buu c-- caa cab cac cah cai can car cat cau cba cbb cbc cbh cbi cbn cbr cbt cbu cca ccb ccc cch cci ccn ccr cct ccu ch- cha chb chc chh chi chn chr cht chu ci- cia cib cic cih cii cin cir cit ciu cn- cna cnb cnc cnh cni cnn cnr cnt cnu cra crb crc crh cri crn crr crt cru cta ctb ctc cth cti ctn ctr ctt ctu cua cub cuc cuh cui cun cur cut cuu h-i haa hab hac hah hai han har hat hau hba hbb hbc hbh hbi hbn hbr hbt hbu hca hcb hcc hch hci hcn hcr hct hha hhb hhc hhh hhi hhn hhr hht hhu hia hib hic hih hii hin hir hit hiu hna hnb hnc hnh hnn hnt hnu hr- hra hrb hrc hrh hri hrn hrr hrt hru hta htb htc hth hti htn htr htt hua hub huc huh hui hun hur hut huu ia- iaa iab iac iah iai ian iar iat iau iba ibb ibc ibh ibi ibn ibr ibt ibu ica icb icc ich ici icn icr ict icu iha ihb ihc ihh ihi ihn ihr iht ihu iia iib iic iih iii iin iir iit iiu in- ina inb inc inh ini inn inr int inu ir- ira irb irc iri irn irr irt iru ita itb itc ith iti itn itt itu iu- iua iub iuc iui iur iut n-i naa nab nac nah nai nan nar nat nau nba nbb nbc nbi nbn nbr nbt nbu nca ncb ncc nch nci ncn ncr nct ncu nha nhb nhc nhh nhi nhn nhr nht nhu nia nib nic nih nii nin nir nit niu nna nnb nnc nnh nni nnn nnt nnu nra nrb nrc nri nrn nrr nrt nru nta ntb ntc nth nti ntn ntr ntt ntu nua nub nuc nuh nui nun nur nut nuu ra- raa rab rac rah rai ran rar rat rau rba rbb rbc rbh rbi rbn rbr rbt rbu rca rcb rcc rch rci rcn rcr rct rcu rh- rha rhb rhc rhh rhi rhn rhr rht rhu ria rib ric rih rii rin rir rit rna rnb rnc rnh rni rnn rnr rnt rnu rra rrb rrc rrh rri rrn rrr rrt rru rta rtb rtc rti rtn rtr rtt rtu rua rub ruc ruh rui run rur rut ruu taa tab tac tah tai tan tar tat tau tba tbb tbc tbh tbi tbn tbr tbt tbu tca tcb tcc tch tci tcn tcr tct tcu th- tha thb thc thh thi thn thr tht thu tia tib tic tih tii tin tir tit tiu tna tnb tnc tnh tni tnn tnr tnt tra trb trc trh tri trn trr trt tru tta ttb ttc tth tti ttn ttr ttt ttu tua tub tuc tuh tui tun tur tut tuu ua- uaa uab uac uah uai uan uar uat uau uba ubb ubc ubh ubi ubn ubr ubt ubu uca ucb ucc uch uci ucn ucr uct ucu uha uhb uhc uhh uhi uhr uht uhu uia uib uic uii uin uir uit uiu un- una unb unc unh uni unn unr unt unu ur- ura urb urc uri urn urr urt uru uta utb utc uth uti utn utr utt utu uua uuc uun uur uut uuu