pho php phr pht pka pkc pkd pke pkf pko pkp pkr pkt poa poc pod poe pof poh pok poo pop por pot ppa ppc ppd ppe ppf pph ppk ppo ppp ppr ppt pra prc prd pre prf prh prk pro prp prr prt pt- pta ptc ptd pte ptf pth ptk pto ptp ptr ptt ra- raa rac rad rae raf rah rak rao rap rar rat rca rcc rcd rce rcf rch rco rcp rcr rct rda rdc rdd rde rdf rdh rdo rdp rdr rdt re- rea rec red ree ref reh rek reo rep rer ret rfa rfc rfd rfe rff rfh rfk rfo rfp rfr rft rh- rha rhc rhd rhe rhf rhh rho rhp rhr rht rkc rke rkf rkk rko rkp rkt roa roc rod roe rof roh rok roo rop ror rot rpa rpc rpd rpe rpf rph rpk rpo rpp rpr rpt rra rrc rrd rrf rrh rrk rrp rrr rrt rta rtc rtd rte rtf rtk rto rtp rtr rtt taa tac tad tae taf tah tak tao tap tar tat tca tcc tcd tce tcf tch tck tco tcp tcr tct tda tdc tdd tde tdf tdh tdk tdo tdp tdr tdt te- tea tec ted tee tef teh tek teo tep ter tet tfa tfc tfd tfe tff tfh tfk tfo tfp tfr tft th- tha thc thd the thf thh thk tho thp thr tht tka tkc tke tkk tko tkp tkr tkt to- toa toc tod toe tof toh tok too top tor tot tpa tpc tpd tpe tpf tph tpk tpo tpp tpr tpt tra trc trd tre trf trh trk tro trp trr trt tta ttc ttd tte ttf tth ttk tto ttp ttr ttt