-ic -th a-a a-b a-c a-i a-t aaa aab aac aag aah aai aan aar aat ab- aba abb abc abg abh abi abn abr abt ac- aca acb acc acg ach aci acn acr act ag- aga agb agc agg agh agi agn agr agt aha ahb ahc ahg ahh ahi ahn ahr aht ai- aia aib aic aig aih aii ain air ait an- ana anb anc ang anh ani ann anr ant ar- ara arb arc arg arh ari arn arr art at- ata atb atc atg ath ati atn atr att baa bab bac bag bah bai ban bar bat bba bbb bbc bbg bbh bbi bbn bbr bbt bca bcb bcc bcg bch bci bcn bcr bct bga bgb bgc bgg bgh bgi bgn bgr bgt bha bhb bhc bhg bhh bhi bhr bht bi- bia bib bic big bih bii bin bir bit bna bnb bnc bng bni bnn bnr bnt bra brb brg brh bri brn brr brt bta btb btc btg bth bti btn btr btt c-- caa cab cac cag cah cai can car cat cba cbb cbc cbg cbh cbi cbn cbr cbt cca ccb ccc ccg cch cci ccn ccr cct cga cgb cgc cgg cgh cgi cgn cgr cgt ch- cha chb chc chg chh chi chn chr cht ci- cia cib cic cig cih cii cin cir cit cn- cna cnb cnc cng cnh cni cnn cnr cnt cra crb crc crg crh cri crn crr crt cta ctb ctc ctg cth cti ctn ctr ctt gaa gab gac gag gah gai gan gar gat gba gbc gbg gbh gbi gbn gbr gbt gca gcb gcc gcg gch gci gcn gcr gct gga ggb ggc ggg ggh ggi ggn ggr ggt gha ghb ghc ghg ghh ghi ghn ghr ght gia gib gic gig gih gii gin gir git gna gnb gnc gni gnn gnr gnt gra grb grc grg grh gri grn grr grt gta gtb gtc gtg gth gti gtn gtr gtt h-i haa hab hac hag hah hai han har hat hba hbb hbc hbg hbh hbi hbn hbr hbt hca hcb hcc hcg hch hci hcn hcr hct hga hgb hgc hgg hgh hgi hgn hgr hgt hha hhb hhc hhg hhh hhi hhn hhr hht hia hib hic hig hih hii hin hir hit hna hnb hnc hng hnh hnn hnt hr- hra hrb hrc hrg hrh hri hrn hrr hrt hta htb htc htg hth hti htn htr htt ia- iaa iab iac iag iah iai ian iar iat iba ibb ibc ibg ibh ibi ibn ibr ibt ica icb icc icg ich ici icn icr ict iga igb igc igg igh igi ign igr igt iha ihb ihc ihg ihh ihi ihn ihr iht iia iib iic iih iii iin iir iit in- ina inb inc ing inh ini inn inr int ir- ira irb irc irg iri irn irr irt ita itb itc itg ith iti itn itt n-i naa nab nac nag nah nai nan nar nat nba nbb nbc nbg nbi nbn nbr nbt nca ncb ncc ncg nch nci ncn ncr nct nga ngb ngc ngg ngh ngi ngn ngt nha nhb nhc nhg nhh nhi nhn nhr nht nia nib nic nig nih nii nin nir nit nna nnb nnc nng nnh nni nnn nnt nra nrb nrc nrg nri nrn nrr nrt nta ntb ntc ntg nth nti ntn ntr ntt ra- raa rab rac rag rah rai ran rar rat rba rbb rbc rbg rbh rbi rbn rbr rbt rca rcb rcc rcg rch rci rcn rcr rct rga rgb rgc rgg rgh rgi rgn rgr rgt rh- rha rhb rhc rhg rhh rhi rhn rhr rht ria rib ric rig rih rii rin rir rit rna rnb rnc rng rnh rni rnn rnr rnt rra rrb rrc rrg rrh rri rrn rrr rrt rta rtb rtc rtg rti rtn rtr rtt taa tab tac tag tah tai tan tar tat tba tbb tbc tbg tbh tbi tbn tbr tbt tca tcb tcc tcg tch tci tcn tcr tct tga tgb tgc tgg tgh tgi tgn tgr tgt th- tha thb thc thg thh thi thn thr tht tia tib tic tig tih tii tin tir tit tna tnb tnc tng tnh tni tnn tnr tnt tra trb trc trg trh tri trn trr trt tta ttb ttc ttg tth tti ttn ttr ttt