-th a-a a-b a-i a-t aaa aab aah aai aan aap aar aat ab- aba abb abh abi abn abp abr abt aha ahb ahh ahi ahn ahp ahr aht ai- aia aib aih aii ain aip air ait an- ana anb anh ani ann anp anr ant ap- apa apb aph api apn app apr apt ar- ara arb arh ari arn arp arr art at- ata atb ath ati atn atp atr att b-p baa bab bah bai ban bap bar bat bba bbb bbh bbi bbn bbp bbr bbt bha bhb bhh bhi bhp bhr bht bi- bia bib bih bii bin bip bir bit bna bnb bni bnn bnp bnr bnt bpa bpb bph bpi bpn bpp bpr bpt bra brb brh bri brn brp brr brt bta btb bth bti btn btp btr btt h-i haa hab hah hai han hap har hat hba hbb hbh hbi hbn hbp hbr hbt hha hhb hhh hhi hhn hhp hhr hht hia hib hih hii hin hip hir hit hna hnb hnh hnn hnt hpa hpb hph hpi hpn hpp hpr hpt hr- hra hrb hrh hri hrn hrp hrr hrt hta htb hth hti htn htp htr htt ia- iaa iab iah iai ian iap iar iat iba ibb ibh ibi ibn ibp ibr ibt iha ihb ihh ihi ihn ihp ihr iht iia iib iih iii iin iip iir iit in- ina inb inh ini inn inp inr int ipa ipb ipi ipn ipp ipr ipt ir- ira irb iri irn irp irr irt ita itb ith iti itn itp itt n-i naa nab nah nai nan nap nar nat nba nbb nbi nbn nbp nbr nbt nha nhb nhh nhi nhn nhp nhr nht nia nib nih nii nin nip nir nit nna nnb nnh nni nnn nnp nnt npa npb nph npi npn npp npr npt nra nrb nri nrn nrp nrr nrt nta ntb nth nti ntn ntp ntr ntt p-p paa pab pah pai pan pap par pat pba pbb pbi pbn pbp pbr pbt pha phb phi phn php phr pht pia pib pih pii pin pip pir pit pn- pna pnb pnh pni pnn pnp pnr pnt ppa ppb pph ppi ppn ppp ppr ppt pra prb prh pri prn prp prr prt pt- pta ptb pth pti ptn ptp ptr ptt ra- raa rab rah rai ran rap rar rat rba rbb rbh rbi rbn rbp rbr rbt rh- rha rhb rhh rhi rhn rhp rhr rht ria rib rih rii rin rip rir rit rna rnb rnh rni rnn rnp rnr rnt rpa rpb rph rpi rpn rpp rpr rpt rra rrb rrh rri rrn rrp rrr rrt rta rtb rti rtn rtp rtr rtt taa tab tah tai tan tap tar tat tba tbb tbh tbi tbn tbp tbr tbt th- tha thb thh thi thn thp thr tht tia tib tih tii tin tip tir tit tna tnb tnh tni tnn tnp tnr tnt tpa tpb tph tpi tpn tpp tpr tpt tra trb trh tri trn trp trr trt tta ttb tth tti ttn ttp ttr ttt