-th a-a a-b a-t aaa aab aah aap aar aat aay ab- aba abb abh abp abr abt aby aha ahb ahh ahp ahr aht ahy ap- apa apb aph app apr apt apy ar- ara arb arh arp arr art ary at- ata atb ath atp atr att ay- aya ayh ayp ayr ayt b-p baa bab bah bap bar bat bay bba bbb bbh bbp bbr bbt bby bha bhb bhh bhp bhr bht bpa bpb bph bpp bpr bpt bpy bra brb brh brp brr brt bry bta btb bth btp btr btt bty by- bya byh byp byr byt haa hab hah hap har hat hay hba hbb hbh hbp hbr hbt hby hha hhb hhh hhp hhr hht hhy hpa hpb hph hpp hpr hpt hpy hr- hra hrb hrh hrp hrr hrt hta htb hth htp htr htt hty hy- hya hyb hyh hyp hyr hyt hyy p-p paa pab pah pap par pat pay pba pbb pbp pbr pbt pby pha phb php phr pht phy ppa ppb pph ppp ppr ppt pra prb prh prp prr prt pry pt- pta ptb pth ptp ptr ptt pty py- pya pyb pyr pyt ra- raa rab rah rap rar rat ray rba rbb rbh rbp rbr rbt rh- rha rhb rhh rhp rhr rht rpa rpb rph rpp rpr rpt rra rrb rrh rrp rrr rrt rta rtb rtp rtr rtt rty ry- rya ryr ryy taa tab tah tap tar tat tay tba tbb tbh tbp tbr tbt th- tha thb thh thp thr tht thy tpa tpb tph tpp tpr tpt tra trb trh trp trr trt try tta ttb tth ttp ttr ttt tty tya typ tyr tyt yaa yab yah yap yar yat yay ybp ybr yby yha yht ypa yra yrp yrt yta yth ytp ytr ytt yyb yyt yyy