-th a-a a-b a-t aaa aab aah aao aap aar aat aay ab- aba abb abh abo abp abr abt aby aha ahb ahh aho ahp ahr aht ahy aoa aob aoh aoo aop aor aot ap- apa apb aph apo app apr apt apy ar- ara arb arh aro arp arr art ary at- ata atb ath ato atp atr att ay- aya ayh ayo ayp ayr ayt b-p baa bab bah bao bap bar bat bay bba bbb bbh bbo bbp bbr bbt bby bha bhb bhh bho bhp bhr bht boa bob boh boo bop bor bot boy bpa bpb bph bpo bpp bpr bpt bpy bra brb brh bro brp brr brt bry bta btb bth bto btp btr btt bty by- bya byh byo byp byr byt haa hab hah hao hap har hat hay hba hbb hbh hbo hbp hbr hbt hby hha hhb hhh hho hhp hhr hht hhy hoa hob hoh hoo hop hor hot hoy hpa hpb hph hpo hpp hpr hpt hpy hr- hra hrb hrh hro hrp hrr hrt hta htb hth hto htp htr htt hty hy- hya hyb hyh hyo hyp hyr hyt hyy oaa oab oah oao oap oar oat ob- oba obb obh obo obp obr obt oby oha ohh oho ohp ohr oht oo- ooa oob ooh ooo oop oor oot op- opa opb oph opo opp opr opt opy or- ora orb orh oro orp orr ort ory ot- ota otb oth oto otp otr ott oya oyo p-p paa pab pah pao pap par pat pay pba pbb pbo pbp pbr pbt pby pha phb pho php phr pht phy poa pob poh poo pop por pot poy ppa ppb pph ppo ppp ppr ppt pra prb prh pro prp prr prt pry pt- pta ptb pth pto ptp ptr ptt pty py- pya pyb pyo pyr pyt ra- raa rab rah rao rap rar rat ray rba rbb rbh rbo rbp rbr rbt rh- rha rhb rhh rho rhp rhr rht roa rob roh roo rop ror rot roy rpa rpb rph rpo rpp rpr rpt rra rrb rrh rrp rrr rrt rta rtb rto rtp rtr rtt rty ry- rya ryo ryr ryy taa tab tah tao tap tar tat tay tba tbb tbh tbo tbp tbr tbt th- tha thb thh tho thp thr tht thy to- toa tob toh too top tor tot toy tpa tpb tph tpo tpp tpr tpt tra trb trh tro trp trr trt try tta ttb tth tto ttp ttr ttt tty tya tyo typ tyr tyt yaa yab yah yao yap yar yat yay ybp ybr yby yha yht yob yoo yop yor yot yoy ypa ypo yra yro yrp yrt yta yth yto ytp ytr ytt yyb yyt yyy