pcc pcd pce pcg pch pci pcl pcp pcr pct pda pdc pdd pde pdg pdh pdi pdl pdp pdr pdt pea pec ped pee peg peh pei pel pep per pet pga pgc pgd pge pgg pgh pgi pgl pgp pgr pgt pha phc phd phe phg phi phl php phr pht pia pic pid pie pig pih pii pil pip pir pit pla plc pld ple plg plh pli pll plp plr plt ppa ppc ppd ppe ppg pph ppi ppl ppp ppr ppt pra prc prd pre prg prh pri prl prp prr prt pt- pta ptc ptd pte ptg pth pti ptl ptp ptr ptt ra- raa rac rad rae rag rah rai ral rap rar rat rca rcc rcd rce rcg rch rci rcl rcp rcr rct rda rdc rdd rde rdg rdh rdi rdl rdp rdr rdt re- rea rec red ree reg reh rei rel rep rer ret rga rgc rgd rge rgg rgh rgi rgp rgr rgt rh- rha rhc rhd rhe rhg rhh rhi rhl rhp rhr rht ria ric rid rie rig rih rii ril rip rir rit rla rlc rld rle rlg rlh rli rll rlp rlr rlt rpa rpc rpd rpe rpg rph rpi rpl rpp rpr rpt rra rrc rrd rrg rrh rri rrl rrp rrr rrt rta rtc rtd rte rtg rti rtl rtp rtr rtt taa tac tad tae tag tah tai tal tap tar tat tca tcc tcd tce tcg tch tci tcl tcp tcr tct tda tdc tdd tde tdg tdh tdi tdl tdp tdr tdt te- tea tec ted tee teg teh tei tel tep ter tet tga tgc tge tgg tgh tgi tgl tgp tgr tgt th- tha thc thd the thg thh thi thl thp thr tht tia tic tid tie tig tih tii til tip tir tit tla tlc tld tle tlg tlh tli tll tlp tlr tlt tpa tpc tpd tpe tpg tph tpi tpl tpp tpr tpt tra trc trd tre trg trh tri trl trp trr trt tta ttc ttd tte ttg tth tti ttl ttp ttr ttt